{"id":"CVE-2025-2123","aliases":["GHSA-pr6q-g5gv-qgr7"],"url":"https://o3.security/vulnerability/CVE-2025-2123","summary":"GeSHi CSS cssgen.php get_var cross site scripting","details":"A vulnerability, which was classified as problematic, has been found in GeSHi up to 1.0.9.1. Affected by this issue is the function get_var of the file /contrib/cssgen.php of the component CSS Handler. The manipulation of the argument default-styles/keywords-1/keywords-2/keywords-3/keywords-4/comments leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.","published":"2025-03-09T15:00:12.269Z","modified":"2026-08-12T03:51:24.758170329Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"geshi/geshi","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/2xxx/CVE-2025-2123.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2123"},{"type":"ADVISORY","url":"https://vuldb.com/?id.299036"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.507418"},{"type":"REPORT","url":"https://github.com/GeSHi/geshi-1.0/issues/159"},{"type":"REPORT","url":"https://github.com/GeSHi/geshi-1.0/issues/159#issue-2880408694"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.299036"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:24.758170329Z"}}