{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "quadratichq-quadratic-mcp",
  "component": "mcp",
  "generated_at": "2026-09-21T02:24:32.808Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 1,
    "security": 6,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a04165-89cc-7b57-a879-0828ca020860",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "write_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "write_data"
      },
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 04:06:08.463324+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Tool “write_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_01a04165-89cc-7b57-a879-0828ca020860"
    },
    {
      "id": "chg_01a03718-d578-73be-beb5-ca263c8ccece",
      "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": "2026-08-25",
      "occurred_at": "2026-08-25 04:06:09.394123+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_01a03718-d578-73be-beb5-ca263c8ccece"
    },
    {
      "id": "chg_019ff94c-c1ae-78ec-a0b3-4792d30838e0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "read_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "read_data"
      },
      "occurred_on": "2026-08-13",
      "occurred_at": "2026-08-13 04:06:24.82914+00",
      "observed_since": "2026-08-12",
      "source": "scan",
      "summary": "Tool “read_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_019ff94c-c1ae-78ec-a0b3-4792d30838e0"
    },
    {
      "id": "chg_019fd53f-e312-701e-9fe7-d276d781c8c6",
      "kind": "check.reverified",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_destructive",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "critical",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "auth"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 04:06:01.617729+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Authorization (unverified → fail)",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_019fd53f-e312-701e-9fe7-d276d781c8c6"
    },
    {
      "id": "chg_019fd53f-e318-78ef-8ecc-63e5abcb4611",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "auth",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "auth",
        "destructive": "true"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 04:06:01.617729+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "New tool “auth”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_019fd53f-e318-78ef-8ecc-63e5abcb4611"
    },
    {
      "id": "chg_019fd53f-e31a-7abc-ba4c-a73ed8ee48bc",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "files_write",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "files_write",
        "destructive": "true"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 04:06:01.617729+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "New tool “files_write”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_019fd53f-e31a-7abc-ba4c-a73ed8ee48bc"
    },
    {
      "id": "chg_019fd53f-e32a-7aeb-8582-1c0e694b8fdc",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "write_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "write_data",
        "destructive": "true"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 04:06:01.617729+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "New tool “write_data”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/quadratichq-quadratic-mcp/mcp#chg-chg_019fd53f-e32a-7aeb-8582-1c0e694b8fdc"
    }
  ],
  "days": [
    {
      "date": "2026-08-27",
      "total": 74,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 74,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-23",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 90,
        "to": 93,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 27,
          "to_days": 28
        },
        "partial": false,
        "compared_to": "2026-08-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-13",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-06",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-07-31",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}