{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "theluckystrike-calendar-ics-reader-events-freebusy-conflicts",
  "component": "mcp-calendar",
  "generated_at": "2026-09-21T00:41:15.310Z",
  "tracking_since": "2026-09-03",
  "counts": {
    "critical": 0,
    "security": 12,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a08f18-1433-749b-8799-65b6b30e30fc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_activate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_activate"
      },
      "occurred_on": "2026-09-11",
      "occurred_at": "2026-09-11 06:11:54.921917+00",
      "observed_since": "2026-09-10",
      "source": "scan",
      "summary": "Tool “license_activate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a08f18-1433-749b-8799-65b6b30e30fc"
    },
    {
      "id": "chg_01a089f1-d804-7109-bc4d-15aa51c28c0d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_activate",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_activate"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “license_activate” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d804-7109-bc4d-15aa51c28c0d"
    },
    {
      "id": "chg_01a089f1-d803-7c2f-9963-535533fdb4e5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ics_forget",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ics_forget"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “ics_forget” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d803-7c2f-9963-535533fdb4e5"
    },
    {
      "id": "chg_01a089f1-d803-77b6-a65e-2dbc609beb29",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "free_busy",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "free_busy"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “free_busy” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d803-77b6-a65e-2dbc609beb29"
    },
    {
      "id": "chg_01a089f1-d803-722b-acb5-9666cb41001e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "conflicts",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "conflicts"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “conflicts” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d803-722b-acb5-9666cb41001e"
    },
    {
      "id": "chg_01a089f1-d802-7750-9f35-17489b9a5f4a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "calendars_list",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "calendars_list"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “calendars_list” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d802-7750-9f35-17489b9a5f4a"
    },
    {
      "id": "chg_01a089f1-d804-7b3e-9ace-31300ed15138",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "license_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "license_status"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “license_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d804-7b3e-9ace-31300ed15138"
    },
    {
      "id": "chg_01a089f1-d805-7443-b219-dbbacff5fa3c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "next_event",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "next_event"
      },
      "occurred_on": "2026-09-10",
      "occurred_at": "2026-09-10 06:12:03.061969+00",
      "observed_since": "2026-09-09",
      "source": "scan",
      "summary": "Tool “next_event” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a089f1-d805-7443-b219-dbbacff5fa3c"
    },
    {
      "id": "chg_01a084cb-f471-79c9-994c-43f277dfb360",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:12:33.955561+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a084cb-f471-79c9-994c-43f277dfb360"
    },
    {
      "id": "chg_01a084cb-f472-7827-91e6-be48c5546d0f",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.auth_gated",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:12:33.955561+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a084cb-f472-7827-91e6-be48c5546d0f"
    },
    {
      "id": "chg_01a084cb-f472-7da1-9e66-96b2761755db",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only",
      "to_code": "auth.challenge_only_invoke",
      "from_value": "fail",
      "to_value": "fail",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:12:33.955561+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.)",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a084cb-f472-7da1-9e66-96b2761755db"
    },
    {
      "id": "chg_01a084cb-f473-7382-9827-cdeec9306989",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "13",
        "judged": "13"
      },
      "occurred_on": "2026-09-09",
      "occurred_at": "2026-09-09 06:12:33.955561+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/theluckystrike-calendar-ics-reader-events-freebusy-conflicts/mcp-calendar#chg-chg_01a084cb-f473-7382-9827-cdeec9306989"
    }
  ],
  "days": [
    {
      "date": "2026-09-20",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 33,
        "to": 37,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 10,
          "to_days": 11
        },
        "partial": false,
        "compared_to": "2026-09-19",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-17",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-15",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 17,
        "to": 20,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 5,
          "to_days": 6
        },
        "partial": false,
        "compared_to": "2026-09-14",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-13",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 10,
        "to": 13,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 3,
          "to_days": 4
        },
        "partial": false,
        "compared_to": "2026-09-12",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 10 to 13. That category is still filling its 30-day observation window: 3 days of observed history at the previous scan, 4 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-11",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 3
    },
    {
      "date": "2026-09-10",
      "total": 78,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-09-09",
      "total": 78,
      "delta": 42,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 12
    },
    {
      "date": "2026-09-03",
      "total": 36,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}