{"action":"Upgrade github.com/zitadel/zitadel to 3.4.12 or later.","affected":[{"fixed":"4.15.2","introduced":"4.0.0-rc.1"},{"fixed":"3.4.12","introduced":"0"}],"component":"github.com/zitadel/zitadel","cve_ids":["CVE-2026-56665"],"ecosystem":"Go","epss":0.00266,"exploited":false,"fixed_versions":["4.15.2","3.4.12"],"ghsa_id":"GHSA-v77h-2w3m-94hx","id":"tcs_01M5KFNQXPAJQQXHBB9SNPNJNG","modified_at":"2026-09-17T17:40:56.149590734Z","published_at":"2026-09-11T21:32:14Z","references":["https://osv.dev/vulnerability/GHSA-v77h-2w3m-94hx","https://github.com/zitadel/zitadel/security/advisories/GHSA-v77h-2w3m-94hx","https://nvd.nist.gov/vuln/detail/CVE-2026-56665","https://github.com/zitadel/zitadel/commit/4925fab849d39a88674485d937b79e54318b48a8","https://github.com/zitadel/zitadel/commit/d1c3aa84af8fcb0f33910ada30b866f4afb551ac","https://github.com/zitadel/zitadel","https://github.com/zitadel/zitadel/releases/tag/v3.4.12","https://github.com/zitadel/zitadel/releases/tag/v4.15.2"],"severity":{"label":"medium","score":4.2},"sources":[{"source":"osv","source_id":"GHSA-v77h-2w3m-94hx","url":"https://osv.dev/vulnerability/GHSA-v77h-2w3m-94hx"}],"summary":"ZITADEL: Missing Token Expiration (`exp`) Validation in JWT IdP Provider"}