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The vulnerability of the get_var function in the library for syntax highlighting in the original GeSHi code allows attackers to perform cross-site scripting (XSS) attacks.
🗓️ 09 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 17 |
|---|---|---|---|---|
 | CVE-2025-2123 | 9 Mar 202515:37 | – | circl |
 | GeSHi 代码注入漏洞 | 9 Mar 202500:00 | – | cnnvd |
 | CVE-2025-2123 | 9 Mar 202515:00 | – | cve |
 | CVE-2025-2123 GeSHi CSS cssgen.php get_var cross site scripting | 9 Mar 202515:00 | – | cvelist |
 | CVE-2025-2123 | 9 Mar 202515:00 | – | debiancve |
 | EUVD-2025-7508 | 3 Oct 202520:07 | – | euvd |
 | GeSHi XSS possible in the get_var function of /contrib/cssgen.php | 9 Mar 202515:31 | – | github |
 | CVE-2025-2123 | 9 Mar 202515:15 | – | nvd |
 | DEBIAN-CVE-2025-2123 | 9 Mar 202515:15 | – | osv |
| GHSA-PR6Q-G5GV-QGR7 GeSHi XSS possible in the get_var function of /contrib/cssgen.php | 9 Mar 202515:31 | – | osv |
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09 Jan 2026 00:00Current
5.6Medium risk
Vulners AI Score5.6
CVSS 33.5
CVSS 24
EPSS0.00408