{"id":"CVE-2026-116747","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-116747","summary":"Kener 3.0.0 before 4.1.10 Authentication Bypass via Hardcoded Fallback JWT Secret","details":"Kener 3.0.0 before 4.1.10 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge session tokens by using the hardcoded DUMMY_SECRET fallback key. When KENER_SECRET_KEY is empty or unset, attackers knowing an administrator email can sign a kener-user cookie to access /manage/api with full administrative privileges or forge password-reset tokens.","published":"2026-10-26T21:52:45.058Z","modified":"2026-10-27T10:46:12.514514309Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/rajnandan1/kener/commit/ff636483544c926eab5b5e3e26b811c0f52bcaf8","label":"rajnandan1/kener@ff63648"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116747.json"},{"type":"PACKAGE","url":"https://github.com/rajnandan1/kener"},{"type":"ARTICLE","url":"https://github.com/rajnandan1/kener/blob/v4.1.9/src/lib/server/controllers/commonController.ts#L44-L55"},{"type":"FIX","url":"https://github.com/rajnandan1/kener/commit/ff636483544c926eab5b5e3e26b811c0f52bcaf8"},{"type":"REPORT","url":"https://github.com/rajnandan1/kener/issues/871"},{"type":"ADVISORY","url":"https://github.com/rajnandan1/kener/releases/tag/v4.1.10"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116747"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/kener-3.0.0-before-4.1.10-authentication-bypass-via-hardcoded-fallback-jwt-secret"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-27T10:46:12.514514309Z"}}