{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "io-theqrcode-qr-code-generator",
  "component": "mcp",
  "generated_at": "2026-09-28T18:26:33.024Z",
  "tracking_since": "2026-09-10",
  "counts": {
    "critical": 0,
    "security": 13,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0bfc3-3a30-7d26-b506-084524e78594",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "generate_qr_code",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "generate_qr_code"
      },
      "occurred_on": "2026-09-20",
      "occurred_at": "2026-09-20 17:00:37.468284+00",
      "observed_since": "2026-09-20",
      "source": "scan",
      "summary": "Tool “generate_qr_code” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0bfc3-3a30-7d26-b506-084524e78594"
    },
    {
      "id": "chg_01a0acc0-81c6-7294-a744-1d1859420958",
      "kind": "check.reverified",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.inconclusive",
      "to_code": "headers.hsts_absent",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:24:52.349793+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "HSTS header (unverified → fail)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0acc0-81c6-7294-a744-1d1859420958"
    },
    {
      "id": "chg_01a0acc0-81c9-73f1-9c8e-5ee73825b396",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.unreachable",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:24:52.349793+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0acc0-81c9-73f1-9c8e-5ee73825b396"
    },
    {
      "id": "chg_01a0acc0-81c9-7ad9-b204-fb7cea50cafc",
      "kind": "check.reverified",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.unreachable",
      "to_code": "toolsafety.injection_clean",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:24:52.349793+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Injection markers (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0acc0-81c9-7ad9-b204-fb7cea50cafc"
    },
    {
      "id": "chg_01a0acc0-81ca-7913-990a-7c5b80e20571",
      "kind": "check.reverified",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.unreachable",
      "to_code": "tls.valid",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:24:52.349793+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "TLS certificate (unverified → pass)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0acc0-81ca-7913-990a-7c5b80e20571"
    },
    {
      "id": "chg_01a0acc0-81cb-7b4e-8b99-9a376dad8280",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.unreachable",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "3"
      },
      "occurred_on": "2026-09-17",
      "occurred_at": "2026-09-17 00:24:52.349793+00",
      "observed_since": "2026-09-16",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 3 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0acc0-81cb-7b4e-8b99-9a376dad8280"
    },
    {
      "id": "chg_01a0a78f-ba85-7063-b5f3-d4e9b3d61588",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba85-7063-b5f3-d4e9b3d61588"
    },
    {
      "id": "chg_01a0a78f-ba86-7dab-acec-0b421ca923ec",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba86-7dab-acec-0b421ca923ec"
    },
    {
      "id": "chg_01a0a78f-ba87-7479-82cc-1b88f0532899",
      "kind": "check.unverifiable",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.valid",
      "to_code": "tls.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba87-7479-82cc-1b88f0532899"
    },
    {
      "id": "chg_01a0a78f-ba89-7eef-9f72-5cf701ce98fa",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.17",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Stability (0.17 → unverified)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba89-7eef-9f72-5cf701ce98fa"
    },
    {
      "id": "chg_01a0a78f-ba8a-739e-b405-ba96ff83e564",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba8a-739e-b405-ba96ff83e564"
    },
    {
      "id": "chg_01a0a78f-ba8b-7452-8503-8fafdfcf5036",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.unreachable",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Authorization (Authorisation not yet verified: we couldn't confirm whether this endpoint requires it.)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba8b-7452-8503-8fafdfcf5036"
    },
    {
      "id": "chg_01a0a78f-ba90-7942-b51f-8630b5134c35",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 00:13:29.55052+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/io-theqrcode-qr-code-generator/mcp#chg-chg_01a0a78f-ba90-7942-b51f-8630b5134c35"
    }
  ],
  "days": [
    {
      "date": "2026-09-28",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-27",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 2
    },
    {
      "date": "2026-09-26",
      "total": 69,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 50,
        "to": 53,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 15,
          "to_days": 16
        },
        "partial": false,
        "compared_to": "2026-09-25",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 50 to 53. That category is still filling its 30-day observation window: 15 days of observed history at the previous scan, 16 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-25",
      "total": 68,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-24",
      "total": 68,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 43,
        "to": 47,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 13,
          "to_days": 14
        },
        "partial": false,
        "compared_to": "2026-09-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 43 to 47. That category is still filling its 30-day observation window: 13 days of observed history at the previous scan, 14 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-22",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 37,
        "to": 40,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 11,
          "to_days": 12
        },
        "partial": false,
        "compared_to": "2026-09-21",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 37 to 40. That category is still filling its 30-day observation window: 11 days of observed history at the previous scan, 12 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-20",
      "total": 66,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    },
    {
      "date": "2026-09-18",
      "total": 67,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 23,
        "to": 27,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 7,
          "to_days": 8
        },
        "partial": false,
        "compared_to": "2026-09-17",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 23 to 27. That category is still filling its 30-day observation window: 7 days of observed history at the previous scan, 8 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}