{"action":"Upgrade web-token/jwt-bundle to 3.4.10 or later.","affected":[{"fixed":"3.4.10","introduced":"0"},{"fixed":"4.0.7","introduced":"4.0.0"},{"fixed":"4.1.7","introduced":"4.1.0"}],"component":"web-token/jwt-bundle","cve_ids":[],"ecosystem":"Packagist","exploited":false,"fixed_versions":["3.4.10","4.0.7","4.1.7"],"ghsa_id":"GHSA-jc38-x7x8-2xc8","id":"tcs_01M5KF4ES766NJFXFCF7C7561P","modified_at":"2026-09-10T03:50:50.234520244Z","published_at":"2026-06-18T21:09:17Z","references":["https://osv.dev/vulnerability/GHSA-jc38-x7x8-2xc8","https://github.com/web-token/jwt-framework/security/advisories/GHSA-jc38-x7x8-2xc8","https://github.com/FriendsOfPHP/security-advisories/blob/master/web-token/jwt-library/GHSA-jc38-x7x8-2xc8.yaml","https://github.com/web-token/jwt-framework"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-jc38-x7x8-2xc8#Packagist/web-token/jwt-bundle","url":"https://osv.dev/vulnerability/GHSA-jc38-x7x8-2xc8"}],"summary":"PHP JWT Framework: JWSVerifier uses algorithm from unprotected header, enabling algorithm confusion attacks"}