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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-25812US | medium6.1 | — | ||
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… | ||||
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references
External citations — patches, advisories, analysis.
- https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592WEB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/WEB
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.htmlWEB
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.htmlWEB
- https://nvd.nist.gov/vuln/detail/CVE-2020-25812WEB
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