Gi-docgen: reflected dom xss in gi-docgen

{
  "id": "12b6d859f3c3e763b1212c66bba7465dd5d3b8619e33c10f70cdf718e1c43330",
  "url": "https://osv.dev/vulnerability/CVE-2025-11687",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Gi-docgen: reflected dom xss in gi-docgen",
    "summary": "A flaw was found in the gi-docgen. This vulnerability allows arbitrary JavaScript execution in the context of the page — enabling DOM access, session cookie theft and other client-side attacks — via a crafted URL that supplies a malicious value to the q GET parameter (reflected DOM XSS).",
    "evidence": "osv:CVE-2025-11687",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-11687",
      "aliases": [
        "CVE-2025-11687",
        "GHSA-6p6h-rqr6-62mv",
        "PYSEC-2026-1402"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.gnome.org/gnome/gi-docgen",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9eedfa6572cc9929583f926493751adb85805ffb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2025.5"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2025.3",
            "2025.2",
            "2024.1",
            "2023.3",
            "2023.2",
            "2023.1",
            "2022.2",
            "2022.1",
            "2021.8",
            "2021.7",
            "2021.6",
            "2021.5",
            "2021.4",
            "2021.1",
            "2021.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-11687.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.231296286Z",
      "provider": "osv",
      "references": [
        "https://access.redhat.com/security/cve/CVE-2025-11687",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11687.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-11687",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2403536",
        "https://gitlab.gnome.org/GNOME/gi-docgen/-/issues/228",
        "https://gitlab.gnome.org/GNOME/gi-docgen/"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "redhat",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11687.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-11687",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 517418,
  "published_at": "2026-01-26T19:36:28.947+00:00"
}