UBUNTU-CVE-2020-25812
- Source
- https://ubuntu.com/security/CVE-2020-25812
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25812.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-25812
- Related
- Published
- 2020-09-27T21:15:00Z
- Modified
- 2024-10-15T14:07:39Z
- Severity
-
- 6.1 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://ubuntu.com/security/CVE-2020-25812
- https://lists.wikimedia.org/pipermail/wikitech-l/2020-September/093888.html
- https://phabricator.wikimedia.org/T255918
- https://gerrit.wikimedia.org/g/mediawiki/core/+/ad4a3ba45fb955aa8c0eb3c83809b16b40a498b9/includes/specials/SpecialContributions.php#592
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048480.html
- https://lists.wikimedia.org/pipermail/mediawiki-l/2020-September/048488.html
- https://www.cve.org/CVERecord?id=CVE-2020-25812
Affected packages
Ubuntu:Pro:18.04:LTS / mediawiki
Package
- Name
- mediawiki
- Purl
- pkg:deb/ubuntu/mediawiki?arch=src?distro=esm-apps/bionic
Ubuntu:20.04:LTS / mediawiki
Package
- Name
- mediawiki
- Purl
- pkg:deb/ubuntu/mediawiki?arch=src?distro=focal
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected