CVE-2020-25812

MEDIUM6.1EPSS 0.37%

MediaWiki Cross-site Scripting (XSS) vulnerability

發布日:2022/5/24修改日:2026/4/28

也稱為:GHSA-rj9p-8jxj-2ch4BIT-mediawiki-2020-25812DEBIAN-CVE-2020-25812

描述

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.

受影響套件(3)

Bitnami/mediawiki>= 1.34.0, < 1.34.4
Debian/mediawikifrom 0, < 1:1.35.0-1
Packagist/mediawiki/core>= 1.34.0, < 1.34.3

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 3.1	MEDIUM6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

參考連結(10)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-25812
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-25812
PATCHhttps://github.com/wikimedia/mediawiki
WEBhttps://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592
WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2020-25812.yaml
WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6/
WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/RTTPZ7XMDS66I442OLLHXBDNP2LCBJU6
WEBhttps://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html
WEBhttps://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html
WEBhttps://phabricator.wikimedia.org/T255918