Security advisory

{
  "id": "4d910396d2fc036ebbb9f5a58a8a22de866288755f406b58616cc2d075d39e08",
  "url": "https://osv.dev/vulnerability/CVE-2021-25965",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-25965",
    "summary": "In Calibre-web, versions 0.6.0 to 0.6.13 are vulnerable to Cross-Site Request Forgery (CSRF). By luring an authenticated user to click on a link, an attacker can create a new user role with admin privileges and attacker-controlled credentials, allowing them to take over the application.",
    "evidence": "osv:CVE-2021-25965",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-25965",
      "aliases": [
        "CVE-2021-25965"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/janeczku/calibre-web",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d81cb2927abcba3c4d198ecce9dca78550f676e1"
                },
                {
                  "last_affected": "2edcd16119dc711d8ab67138d7104592b5e9b1f7"
                },
                {
                  "fixed": "50919d47212066c75f03ee7a5332ecf2d584b98e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:janeczku:calibre-web:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.6.0"
                      },
                      {
                        "last_affected": "0.6.13"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "50919d47212066c75f03ee7a5332ecf2d584b98e"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.6.13",
            "0.6.12",
            "0.6.11",
            "0.6.10",
            "0.6.9",
            "0.6.8",
            "0.6.7",
            "0.6.6",
            "0.6.5",
            "0.6.3",
            "0.6.2",
            "0.6.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-25965.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:33.939498497Z",
      "provider": "osv",
      "references": [
        "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25965",
        "https://github.com/janeczku/calibre-web/commit/50919d47212066c75f03ee7a5332ecf2d584b98e"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-25965",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385594,
  "published_at": "2021-11-16T10:15:06.947+00:00"
}