{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "robertoyanguas-ops-prompt-guard-mcp",
  "component": "mcp-prompt-guard-2",
  "generated_at": "2026-10-18T15:21:08.739Z",
  "tracking_since": "2026-10-13",
  "counts": {
    "critical": 0,
    "security": 7,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a14cbd-b575-71d3-a258-644ed7293057",
      "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": "2026-10-18",
      "occurred_at": "2026-10-18 02:01:03.541528+00",
      "observed_since": "2026-10-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14cbd-b575-71d3-a258-644ed7293057"
    },
    {
      "id": "chg_01a14797-3fdb-7b07-a040-5cbee23544d7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_agent_wallet_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_agent_wallet_status"
      },
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 02:00:57.013003+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Tool “get_agent_wallet_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14797-3fdb-7b07-a040-5cbee23544d7"
    },
    {
      "id": "chg_01a14797-3fdd-7cc6-8846-5c985ed295fe",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "scan_prompt_injection",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "scan_prompt_injection"
      },
      "occurred_on": "2026-10-17",
      "occurred_at": "2026-10-17 02:00:57.013003+00",
      "observed_since": "2026-10-16",
      "source": "scan",
      "summary": "Tool “scan_prompt_injection” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14797-3fdd-7cc6-8846-5c985ed295fe"
    },
    {
      "id": "chg_01a14273-9bdf-7b3e-a90c-e198359b744f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "scan_prompt_injection",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "scan_prompt_injection"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 02:03:52.240023+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Tool “scan_prompt_injection” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14273-9bdf-7b3e-a90c-e198359b744f"
    },
    {
      "id": "chg_01a14273-9ac9-7868-b809-6eabcc459350",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_no_destructive",
      "from_value": "unverified",
      "to_value": "partial",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 02:03:52.240023+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Authorization (unverified → partial)",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14273-9ac9-7868-b809-6eabcc459350"
    },
    {
      "id": "chg_01a14273-9b8f-7ed4-816a-be78d2ccaaba",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_agent_wallet_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_agent_wallet_status"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 02:03:52.240023+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Tool “get_agent_wallet_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a14273-9b8f-7ed4-816a-be78d2ccaaba"
    },
    {
      "id": "chg_01a13d4c-e8c0-7e3c-a3a5-99ff0c9404ef",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "scan_prompt_injection",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "scan_prompt_injection"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 02:03:30.540082+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Tool “scan_prompt_injection” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/robertoyanguas-ops-prompt-guard-mcp/mcp-prompt-guard-2#chg-chg_01a13d4c-e8c0-7e3c-a3a5-99ff0c9404ef"
    }
  ],
  "days": [
    {
      "date": "2026-10-18",
      "total": 71,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-17",
      "total": 72,
      "delta": 3,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-10-16",
      "total": 69,
      "delta": 7,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-10-15",
      "total": 62,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-10-14",
      "total": 61,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-13",
      "total": 61,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}