Moderate severityNVD Advisory· Published Sep 27, 2020· Updated Aug 4, 2024
CVE-2020-25812
CVE-2020-25812
Description
An issue was discovered in MediaWiki 1.34.x before 1.34.4. On Special:Contributions, the NS filter uses unescaped messages as keys in the option key for an HTMLForm specifier. This is vulnerable to a mild XSS if one of those messages is changed to include raw HTML.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
mediawiki/corePackagist | >= 1.34.0, < 1.34.3 | 1.34.3 |
mediawiki/corePackagist | >= 1.35.0-rc.0, < 1.35.0 | 1.35.0 |
Affected products
2- osv-coords2 versions
>= 1.34.0, < 1.34.4+ 1 more
- (no CPE)range: >= 1.34.0, < 1.34.4
- (no CPE)range: >= 1.34.0, < 1.34.3
Patches
Vulnerability mechanics
References
9- github.com/advisories/GHSA-rj9p-8jxj-2ch4ghsaADVISORY
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/mitrevendor-advisoryx_refsource_FEDORA
- nvd.nist.gov/vuln/detail/CVE-2020-25812ghsaADVISORY
- gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.phpghsax_refsource_MISCWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2020-25812.yamlghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6ghsaWEB
- lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.htmlghsax_refsource_CONFIRMWEB
- lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.htmlghsax_refsource_MISCWEB
- phabricator.wikimedia.org/T255918ghsaWEB
News mentions
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