CVE-2015-6734
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the...
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2015-6734- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2015-6734- Updated
- 2026-11-02
EUVDEUVD-2015-6672 No score
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
EUVD-2015-6672- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mrfj-vqfp-89jr No score
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the...
Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
GHSA-mrfj-vqfp-89jr- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-6734 is a medium vulnerability (CVSS 4.3) in Mediawiki, published September 1, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.08%, the 81st percentile. No source names a fixed version.
References
security.gentoo.org/glsa/201510-05
openwall.com/lists/oss-security/2015/08/27/6
phabricator.wikimedia.org/T108198
lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html
lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html
securityfocus.com/bid/76361
nvd.nist.gov/vuln/detail/CVE-2015-6734
github.com/advisories/GHSA-mrfj-vqfp-89jr