{"action":"Upgrade lcobucci/jwt to 3.4.6 or later.","affected":[{"fixed":"3.4.6","introduced":"3.4.0"},{"fixed":"4.0.4","introduced":"4.0.0"},{"fixed":"4.1.5","introduced":"4.1.0"}],"component":"lcobucci/jwt","cve_ids":["CVE-2021-41106"],"ecosystem":"Packagist","epss":0.00205,"exploited":false,"fixed_versions":["3.4.6","4.0.4","4.1.5"],"ghsa_id":"GHSA-7322-jrq4-x5hf","id":"tcs_01M5KEXKNQ80PM40FJMYWAQXS6","modified_at":"2026-07-08T06:27:26.757295012Z","published_at":"2021-09-29T17:09:40Z","references":["https://osv.dev/vulnerability/GHSA-7322-jrq4-x5hf","https://github.com/lcobucci/jwt/security/advisories/GHSA-7322-jrq4-x5hf","https://nvd.nist.gov/vuln/detail/CVE-2021-41106","https://github.com/lcobucci/jwt/commit/8175de5b841fbe3fd97d2d49b3fc15c4ecb39a73","https://github.com/lcobucci/jwt/commit/c45bb8b961a8e742d8f6b88ef5ff1bd5cca5d01c","https://github.com/FriendsOfPHP/security-advisories/blob/master/lcobucci/jwt/CVE-2021-41106.yaml","https://github.com/lcobucci/jwt"],"severity":{"label":"medium","score":4.4},"sources":[{"source":"osv","source_id":"GHSA-7322-jrq4-x5hf","url":"https://osv.dev/vulnerability/GHSA-7322-jrq4-x5hf"}],"summary":"File reference keys leads to incorrect hashes on HMAC algorithms"}