vulnerability
MediaWiki: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (CVE-2021-30157)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Apr 6, 2021 | Apr 12, 2021 | Nov 26, 2024 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Apr 6, 2021
Added
Apr 12, 2021
Modified
Nov 26, 2024
Description
An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On ChangesList special pages such as Special:RecentChanges and Special:Watchlist, some of the rcfilters-filter-* label messages are output in HTML unescaped, leading to XSS.
Solution(s)
mediawiki-upgrade-1_31_12mediawiki-upgrade-1_35_2
References
- CVE-2021-30157
- https://attackerkb.com/topics/CVE-2021-30157
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/
- URL-https://phabricator.wikimedia.org/T278058
- URL-https://security.gentoo.org/glsa/202107-40
- URL-https://www.debian.org/security/2021/dsa-4889
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