{
  "server": "pipeworx-io-cbioportal",
  "component": "cbioportal-mcp",
  "generated_at": "2026-08-03T23:48:46.678Z",
  "tracking_since": "2026-07-26",
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    "cosmetic": 0
  },
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      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc6a6-c52f-79cc-862d-60740e3a2414"
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    {
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      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc6a6-c52f-736b-aaf0-c7491f52ee10"
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    {
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      "occurred_at": "2026-08-03 08:04:06.035753+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc6a6-c52e-77b2-8bae-30040f6629b6"
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    {
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      "occurred_at": "2026-08-03 08:04:06.035753+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc6a6-c530-736a-acf5-036072080050"
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    {
      "id": "chg_019fc6a6-c52f-7e75-afac-70edc79d5e2c",
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      "occurred_at": "2026-08-03 08:04:06.035753+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc6a6-c52f-7e75-afac-70edc79d5e2c"
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    {
      "id": "chg_019fc183-57e4-7384-83a1-049ebfb95363",
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      "subject_kind": "server",
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      "occurred_at": "2026-08-02 08:07:18.230197+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc183-57e4-7384-83a1-049ebfb95363"
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    {
      "id": "chg_019fc183-57e3-7acc-b443-288d7ee64c32",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:18.230197+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc183-57e3-7acc-b443-288d7ee64c32"
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    {
      "id": "chg_019fc183-57e3-772e-ac0b-11c8ad8bc7ac",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:18.230197+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc183-57e3-772e-ac0b-11c8ad8bc7ac"
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    {
      "id": "chg_019fc183-57e3-7311-9653-cd9671b14907",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:18.230197+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc183-57e3-7311-9653-cd9671b14907"
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    {
      "id": "chg_019fc183-57e2-796e-b5e7-fa1be1b070cf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 08:07:18.230197+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fc183-57e2-796e-b5e7-fa1be1b070cf"
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    {
      "id": "chg_019fbc5f-53c7-7dcc-b55a-c80434fd6d83",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:51.803169+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fbc5f-53c7-7dcc-b55a-c80434fd6d83"
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    {
      "id": "chg_019fbc5f-53c9-7761-8b99-6f9ef5fec7fb",
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      "family": "",
      "subject_kind": "server",
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:51.803169+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fbc5f-53c9-7761-8b99-6f9ef5fec7fb"
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    {
      "id": "chg_019fbc5f-53c9-72cd-880d-e829a0e5cb36",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:51.803169+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fbc5f-53c9-72cd-880d-e829a0e5cb36"
    },
    {
      "id": "chg_019fbc5f-53c8-787d-ba74-20e9d7b74030",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:51.803169+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fbc5f-53c8-787d-ba74-20e9d7b74030"
    },
    {
      "id": "chg_019fbc5f-53c8-7dae-a404-fc5519ab0034",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 08:09:51.803169+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fbc5f-53c8-7dae-a404-fc5519ab0034"
    },
    {
      "id": "chg_019fb378-d7e2-7c34-a28f-a68716d5442c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e2-7c34-a28f-a68716d5442c"
    },
    {
      "id": "chg_019fb378-d7e1-7187-9281-144212a5ba3e",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive_unverified",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e1-7187-9281-144212a5ba3e"
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    {
      "id": "chg_019fb378-d7e1-7cb4-90f7-82ad42aac1be",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e1-7cb4-90f7-82ad42aac1be"
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    {
      "id": "chg_019fb378-d7e2-71cd-a4ec-3c009a62b82c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e2-71cd-a4ec-3c009a62b82c"
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    {
      "id": "chg_019fb378-d7e2-76bb-849f-d1ffff9b10b2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e2-76bb-849f-d1ffff9b10b2"
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    {
      "id": "chg_019fb378-d7e3-70db-9b6a-d31332bf84b6",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-30",
      "occurred_at": "2026-07-30 14:41:09.077904+00",
      "observed_since": "2026-07-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fb378-d7e3-70db-9b6a-d31332bf84b6"
    },
    {
      "id": "chg_019fae7e-15e8-764a-b97a-ab3f0d5c4da5",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e8-764a-b97a-ab3f0d5c4da5"
    },
    {
      "id": "chg_019fae7e-15e9-7f0d-bafb-6587d679a0b0",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e9-7f0d-bafb-6587d679a0b0"
    },
    {
      "id": "chg_019fae7e-15e9-7a22-9641-786fc8edecdc",
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      "subject_kind": "tool",
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      "materiality": "security",
      "direction": "neutral",
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      "detail": {
        "tool": "deep_research"
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      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e9-7a22-9641-786fc8edecdc"
    },
    {
      "id": "chg_019fae7e-15e9-7638-9bc8-ccc30dab1715",
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      "materiality": "security",
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        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e9-7638-9bc8-ccc30dab1715"
    },
    {
      "id": "chg_019fae7e-15e9-71b7-846a-72efc21b624a",
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
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      "detail": {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e9-71b7-846a-72efc21b624a"
    },
    {
      "id": "chg_019fae7e-15e8-7c0d-b041-79b307a247e5",
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      "to_value": null,
      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 15:28:46.537899+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fae7e-15e8-7c0d-b041-79b307a247e5"
    },
    {
      "id": "chg_019fa976-f1e3-714d-9d5d-249d6e23236f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e3-714d-9d5d-249d6e23236f"
    },
    {
      "id": "chg_019fa976-f1e4-7881-9885-6f088da3176e",
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      "family": "",
      "subject_kind": "server",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e4-7881-9885-6f088da3176e"
    },
    {
      "id": "chg_019fa976-f1e4-7155-81b9-d78f6234333a",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e4-7155-81b9-d78f6234333a"
    },
    {
      "id": "chg_019fa976-f1e3-7c1b-97c2-81964f4ce8c3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e3-7c1b-97c2-81964f4ce8c3"
    },
    {
      "id": "chg_019fa976-f1e3-769f-bc8c-1a1069b5f2ae",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e3-769f-bc8c-1a1069b5f2ae"
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    {
      "id": "chg_019fa976-f1e2-7ad2-aafc-03538146fa67",
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      "subject_kind": "check",
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      "from_code": "auth.none_destructive_unverified",
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      "from_value": "unverified",
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      "materiality": "critical",
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      "occurred_at": "2026-07-28 16:02:52.50435+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/pipeworx-io-cbioportal/cbioportal-mcp#chg-chg_019fa976-f1e2-7ad2-aafc-03538146fa67"
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    {
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    {
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    {
      "date": "2026-07-30",
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      "attribution": null,
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    {
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    {
      "date": "2026-07-28",
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    {
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}