{"id":"GHSA-pr6q-g5gv-qgr7","summary":"GeSHi XSS possible in the get_var function of /contrib/cssgen.php","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.","aliases":["CVE-2025-2123"],"modified":"2025-06-23T22:57:09.700889Z","published":"2025-03-09T15:31:20Z","database_specific":{"cwe_ids":["CWE-79"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2025-06-23T22:42:17Z","nvd_published_at":"2025-03-09T15:15:36Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-2123"},{"type":"WEB","url":"https://github.com/GeSHi/geshi-1.0/issues/159"},{"type":"PACKAGE","url":"https://github.com/GeSHi/geshi-1.0"},{"type":"WEB","url":"https://vuldb.com/?ctiid.299036"},{"type":"WEB","url":"https://vuldb.com/?id.299036"},{"type":"WEB","url":"https://vuldb.com/?submit.507418"}],"affected":[{"package":{"name":"geshi/geshi","ecosystem":"Packagist","purl":"pkg:composer/geshi/geshi"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.0.9.1"}]}],"versions":["v1.0.8.12","v1.0.8.13","v1.0.9.0","v1.0.9.1"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/03/GHSA-pr6q-g5gv-qgr7/GHSA-pr6q-g5gv-qgr7.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"}]}