vulnerability
Arch Linux: Cross-site scripting (CVE-2020-35474)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Dec 18, 2020 | Jul 11, 2025 | Nov 27, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Dec 18, 2020
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
In MediaWiki before 1.35.1, the combination of Html::rawElement and Message::text leads to XSS because the definition of MediaWiki:recentchanges-legend-watchlistexpiry can be changed onwiki so that the output is raw HTML.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-35474
- https://attackerkb.com/topics/CVE-2020-35474
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/
- URL-https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html
- URL-https://phabricator.wikimedia.org/T268894
- URL-https://security.archlinux.org/ASA-202101-22
- CWE-79
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