{"action":"Upgrade org.pac4j:pac4j-core to 5.7.10 (5.x) or 6.4.1 (6.x) or later.","affected":[{"fixed":"5.7.10","introduced":"0"},{"fixed":"6.4.1","introduced":"6.0.0-RC1"}],"component":"org.pac4j:pac4j-core","cve_ids":["CVE-2026-40458"],"ecosystem":"Maven","epss":0.00165,"exploited":false,"fixed_versions":["5.7.10","6.4.1"],"ghsa_id":"GHSA-xw5c-jc7x-gf75","id":"tcs_01M5N9K2FZH77CMG1DDHFTED4C","modified_at":"2026-09-10T03:50:45.063804935Z","published_at":"2026-04-17T15:31:18Z","references":["https://osv.dev/vulnerability/GHSA-xw5c-jc7x-gf75","https://nvd.nist.gov/vuln/detail/CVE-2026-40458","https://cert.pl/en/posts/2026/04/CVE-2026-40458","https://github.com/pac4j/pac4j","https://www.pac4j.org/blog/security-advisory-pac4j-core-and-ldap.html"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-xw5c-jc7x-gf75","url":"https://osv.dev/vulnerability/GHSA-xw5c-jc7x-gf75"}],"summary":"PAC4J has a Cross-Site Request Forgery (CSRF) Vulnerability"}