{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "pdg6-bc-curriculum",
  "component": "bc-curriculum-mcp-server",
  "generated_at": "2026-09-21T03:46:35.207Z",
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      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
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      "occurred_at": "2026-09-18 03:23:33.639556+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a0b28a-765f-764e-9e61-fc7b9f7a0d98"
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    {
      "id": "chg_01a0a83d-f073-7387-a3c5-beec64e2f63c",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
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      "to_code": "cve.none",
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      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
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        "assessed": "160",
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        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 03:23:46.489351+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Known CVEs (fail → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a0a83d-f073-7387-a3c5-beec64e2f63c"
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      "id": "chg_01a0a83d-f06f-7907-85dc-ff4afd81ea3d",
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      "family": "vulnerabilities",
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      "subject": "CVE-2026-82562",
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      "materiality": "security",
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        "id": "CVE-2026-82562"
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      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 03:23:46.489351+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "CVE-2026-82562 no longer affects this package",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a0a83d-f06f-7907-85dc-ff4afd81ea3d"
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    {
      "id": "chg_01a0a83d-f075-72d4-81f2-80bace1c80ee",
      "kind": "advisory.resolved",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
      "subject": "CVE-2026-82417",
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      "from_code": "cve.transitive",
      "to_code": "cve.none",
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      "to_value": null,
      "materiality": "security",
      "direction": "improvement",
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        "id": "CVE-2026-82417"
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      "occurred_at": "2026-09-16 03:23:46.489351+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "CVE-2026-82417 no longer affects this package",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a0a83d-f075-72d4-81f2-80bace1c80ee"
    },
    {
      "id": "chg_01a08e7e-9b4c-7e29-9a15-e93adb3678ed",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 03:24:16.98062+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a08e7e-9b4c-7e29-9a15-e93adb3678ed"
    },
    {
      "id": "chg_01a06a6d-6709-797e-b51b-b10b45b687fb",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 03:19:09.755708+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a06a6d-6709-797e-b51b-b10b45b687fb"
    },
    {
      "id": "chg_01a06547-ced7-743e-a43f-64cdf36340f5",
      "kind": "advisory.identified",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
      "subject": "CVE-2026-82417",
      "subject_child": "",
      "from_code": null,
      "to_code": "cve.transitive",
      "from_value": null,
      "to_value": "medium",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "id": "CVE-2026-82417",
        "severity": "medium"
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      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 03:19:59.885012+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "CVE-2026-82417 affects this package (medium)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a06547-ced7-743e-a43f-64cdf36340f5"
    },
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      "id": "chg_01a06547-ced8-7856-aa96-6f3cd9f2a0a5",
      "kind": "advisory.identified",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
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      "subject_child": "",
      "from_code": null,
      "to_code": "cve.transitive",
      "from_value": null,
      "to_value": "medium",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "id": "CVE-2026-82562",
        "severity": "medium"
      },
      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 03:19:59.885012+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "CVE-2026-82562 affects this package (medium)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a06547-ced8-7856-aa96-6f3cd9f2a0a5"
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    {
      "id": "chg_01a06547-ced8-7e16-aef2-219683998559",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.none",
      "to_code": "cve.transitive",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "path": "express > qs",
        "refs": "[\"CVE-2026-82417\",\"CVE-2026-82562\"]",
        "seen": "161",
        "package": "qs",
        "version": "6.15.3",
        "assessed": "162",
        "resolved": "161",
        "severity": "medium",
        "transitive": "1",
        "vulnerable": "[{\"name\":\"qs\",\"version\":\"6.15.3\",\"depth\":2,\"path\":[\"express\",\"qs\"],\"refs\":[\"CVE-2026-82417\",\"CVE-2026-82562\"]}]",
        "tree_source": "registry",
        "tree_status": "resolved"
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      "occurred_on": "2026-09-03",
      "occurred_at": "2026-09-03 03:19:59.885012+00",
      "observed_since": "2026-09-02",
      "source": "scan",
      "summary": "Known CVEs (pass → fail)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_01a06547-ced8-7e16-aef2-219683998559"
    },
    {
      "id": "chg_019fda37-a472-7a75-9076-fe100fb92017",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.none",
      "from_value": "partial",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "160",
        "assessed": "161",
        "resolved": "160",
        "tree_source": "registry",
        "tree_status": "resolved"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 03:15:07.452336+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Known CVEs (partial → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fda37-a472-7a75-9076-fe100fb92017"
    },
    {
      "id": "chg_019fd517-26a8-7d1e-bbd7-28f3bcd48659",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.insufficient_history",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 03:21:32.017522+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: not enough scan history yet (needs a 30-day window).)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fd517-26a8-7d1e-bbd7-28f3bcd48659"
    },
    {
      "id": "chg_019fcfeb-f24d-7e24-9dab-35eb86a6253d",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.transitive",
      "to_code": "cve.tree_partial",
      "from_value": "fail",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "161",
        "assessed": "160",
        "resolved": "159",
        "unresolved": "2",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 03:16:14.434725+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Known CVEs (fail → partial)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fcfeb-f24d-7e24-9dab-35eb86a6253d"
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    {
      "id": "chg_019fcfeb-f24b-762e-98b5-9bb50e2206c3",
      "kind": "advisory.resolved",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
      "subject": "CVE-2026-69207",
      "subject_child": "",
      "from_code": "cve.transitive",
      "to_code": "cve.tree_partial",
      "from_value": "medium",
      "to_value": null,
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "id": "CVE-2026-69207"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 03:16:14.434725+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "CVE-2026-69207 no longer affects this package",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fcfeb-f24b-762e-98b5-9bb50e2206c3"
    },
    {
      "id": "chg_019fcac7-4083-7130-8c11-1768affa5fe5",
      "kind": "check.verdict",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.tree_partial",
      "to_code": "cve.transitive",
      "from_value": "partial",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "path": "@modelcontextprotocol/sdk > hono",
        "refs": "[\"CVE-2026-69207\"]",
        "seen": "161",
        "package": "hono",
        "version": "4.12.33",
        "assessed": "160",
        "resolved": "159",
        "severity": "medium",
        "transitive": "1",
        "unresolved": "2",
        "vulnerable": "[{\"name\":\"hono\",\"version\":\"4.12.33\",\"depth\":2,\"path\":[\"@modelcontextprotocol/sdk\",\"hono\"],\"refs\":[\"CVE-2026-69207\"]}]",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 03:18:03.633444+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Known CVEs (partial → fail)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fcac7-4083-7130-8c11-1768affa5fe5"
    },
    {
      "id": "chg_019fcac7-4082-7299-bb5f-1e4a71dc76c2",
      "kind": "advisory.identified",
      "family": "vulnerabilities",
      "subject_kind": "advisory",
      "subject": "CVE-2026-69207",
      "subject_child": "",
      "from_code": null,
      "to_code": "cve.transitive",
      "from_value": null,
      "to_value": "medium",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "id": "CVE-2026-69207",
        "severity": "medium"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 03:18:03.633444+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "CVE-2026-69207 affects this package (medium)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fcac7-4082-7299-bb5f-1e4a71dc76c2"
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    {
      "id": "chg_019fc4d3-e225-7db4-935c-d6f0e2a497f2",
      "kind": "check.reverified",
      "family": "install-scripts",
      "subject_kind": "check",
      "subject": "install-scripts",
      "subject_child": "",
      "from_code": "installscript.inconclusive",
      "to_code": "installscript.none",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "tier": "none"
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      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 23:34:08.142904+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Install scripts (unverified → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fc4d3-e225-7db4-935c-d6f0e2a497f2"
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    {
      "id": "chg_019fc4d3-e223-7909-994d-ce05d58b017b",
      "kind": "check.reverified",
      "family": "build-provenance",
      "subject_kind": "check",
      "subject": "build-provenance",
      "subject_child": "",
      "from_code": "provenance.inconclusive",
      "to_code": "provenance.none",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 23:34:08.142904+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Provenance (unverified → fail)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fc4d3-e223-7909-994d-ce05d58b017b"
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    {
      "id": "chg_019fc4d3-e226-79d9-8d1a-661a5129a109",
      "kind": "check.reverified",
      "family": "vulnerabilities",
      "subject_kind": "check",
      "subject": "vulnerabilities",
      "subject_child": "",
      "from_code": "cve.inconclusive",
      "to_code": "cve.tree_partial",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "seen": "161",
        "assessed": "160",
        "resolved": "159",
        "unresolved": "2",
        "tree_source": "registry",
        "tree_status": "partial"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 23:34:08.142904+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Known CVEs (unverified → partial)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fc4d3-e226-79d9-8d1a-661a5129a109"
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    {
      "id": "chg_019fc26f-5b63-7341-bc9a-c8e342cf05b4",
      "kind": "check.reverified",
      "family": "supplychain-malware",
      "subject_kind": "check",
      "subject": "supplychain-malware",
      "subject_child": "",
      "from_code": "supplychain.malware_inconclusive",
      "to_code": "supplychain.malware_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 12:25:05.613238+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Malware scan (unverified → pass)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fc26f-5b63-7341-bc9a-c8e342cf05b4"
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    {
      "id": "chg_019fc26f-5b65-7220-85a9-7fc3552005d4",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_failed",
      "to_code": "stability.sandbox_pending",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 12:25:05.613238+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fc26f-5b65-7220-85a9-7fc3552005d4"
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    {
      "id": "chg_019fbcf4-058e-74f6-8647-c5d14fe7e36f",
      "kind": "check.reason",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.sandbox_pending",
      "to_code": "stability.sandbox_failed",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "status": "failed"
      },
      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 10:52:16.600792+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Stability (Stability not yet verified: our sandbox run of this package did not complete, so we have no schema to compare.)",
      "link": "https://verifymcp.io/servers/pdg6-bc-curriculum/bc-curriculum-mcp-server#chg-chg_019fbcf4-058e-74f6-8647-c5d14fe7e36f"
    }
  ],
  "days": [
    {
      "date": "2026-09-21",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 87,
        "to": 90,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 26,
          "to_days": 27
        },
        "partial": false,
        "compared_to": "2026-09-20",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 87 to 90. That category is still filling its 30-day observation window: 26 days of observed history at the previous scan, 27 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-19",
      "total": 81,
      "delta": -2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-18",
      "total": 83,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-17",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-09-16",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-16",
      "total": 82,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-14",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 83,
        "to": 87,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 25,
          "to_days": 26
        },
        "partial": false,
        "compared_to": "2026-09-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-12",
      "total": 79,
      "delta": -3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-11",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    }
  ]
}