Security advisory

{
  "id": "b72c691460ef985980df18cc38dedfe1c14ea7414f4d73d90f16bd2167ddb29d",
  "url": "https://osv.dev/vulnerability/CVE-2023-35866",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-35866",
    "summary": "In KeePassXC through 2.7.5, a local attacker can make changes to the Database security settings, including master password and second-factor authentication, within an authenticated KeePassXC Database session, without the need to authenticate these changes by entering the password and/or second-factor authentication to confirm changes. NOTE: the vendor's position is \"asking the user for their password prior to making any changes to the database settings adds no additional protection against a local attacker.\"",
    "evidence": "osv:CVE-2023-35866",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-35866",
      "aliases": [
        "CVE-2023-35866"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/keepassxreboot/keepassxc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "9d0537bdab70c49b6e0f551e1cda30e01b3d413a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.7.5"
                      }
                    ],
                    "source": "DESCRIPTION"
                  },
                  {
                    "cpe": "cpe:2.3:a:keepassxc:keepassxc:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.7.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.7.5",
            "2.7.4",
            "2.7.3",
            "2.7.2",
            "2.7.1",
            "2.0.3-http",
            "2.0-alpha6",
            "2.0-alpha5",
            "2.0-alpha4",
            "2.0-alpha3",
            "2.0-alpha2",
            "2.0-alpha1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-35866.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.785558020Z",
      "provider": "osv",
      "references": [
        "https://keepassxc.org/docs/#faq-yubikey-2fa",
        "https://medium.com/%40cybercitizen.tech/keepassxc-vulnerability-cve-2023-35866-dc7d447c4903",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35866.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-35866",
        "https://github.com/keepassxreboot/keepassxc/issues/9339",
        "https://github.com/keepassxreboot/keepassxc/issues/9339#issuecomment-1598219482",
        "https://github.com/keepassxreboot/keepassxc/issues/9391"
      ],
      "provider_metadata": {
        "isDisputed": true,
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35866.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-35866",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 506098,
  "published_at": "2023-06-19T00:00:00+00:00"
}