Vulnerability Description
MediaWiki before 1.36.2 allows XSS. Month related MediaWiki messages are not escaped before being used on the Special:Search results page.
CVSS Score
6.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | < 1.36.2 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://phabricator.wikimedia.org/T285515ExploitPatchThird Party Advisory
- https://security.gentoo.org/glsa/202305-24
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://phabricator.wikimedia.org/T285515ExploitPatchThird Party Advisory
- https://security.gentoo.org/glsa/202305-24
FAQ
What is CVE-2021-41798?
CVE-2021-41798 is a vulnerability with a CVSS score of 6.1 (MEDIUM). MediaWiki before 1.36.2 allows XSS. Month related MediaWiki messages are not escaped before being used on the Special:Search results page.
How severe is CVE-2021-41798?
CVE-2021-41798 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-41798?
Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki, Fedoraproject Fedora.