vulnerability
Arch Linux: Cross-site scripting (CVE-2020-35478)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Dec 18, 2020 | Jul 11, 2025 | Mar 25, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Dec 18, 2020
Added
Jul 11, 2025
Modified
Mar 25, 2026
Description
MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. MediaWiki:blanknamespace potentially can be output as raw HTML with SCRIPT tags via LogFormatter::makePageLink(). This affects MediaWiki 1.33.0 and later.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-35478
- https://attackerkb.com/topics/CVE-2020-35478
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-23149
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html
- https://phabricator.wikimedia.org/T268938
- https://security.archlinux.org/ASA-202101-22
- CWE-79
- EUVD-EUVD-2020-23149
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