CVE-2022-34912 — Mediawiki vulnerability

5 documents5 sources
Severity
6.1MEDIUMNVD
EPSS
0.2%
top 53.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
MediawikiDebian MediawikiFedoraproject Fedora
Timeline
PublishedJul 2
Latest updateJul 3

Description

An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages3 packages

▶debiandebian/mediawiki< mediawiki 1:1.35.7-1 (bookworm)
▶NVDmediawiki/mediawiki< 1.37.3+1
▶Debianmediawiki/mediawiki< 1:1.35.8-1~deb11u1+3

Also affects: Fedora 36, 37

🔴Vulnerability Details

2
GHSA
GHSA-4p85-gw46-324c: An issue was discovered in MediaWiki before 1↗2022-07-03
▶
OSV
CVE-2022-34912: An issue was discovered in MediaWiki before 1↗2022-07-02
▶

📋Vendor Advisories

2
Red Hat
mediawiki: Username not escaped in the contributions-title message↗2022-07-02
▶
Debian
CVE-2022-34912: mediawiki - An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The...↗2022
▶
CVE-2022-34912 — Mediawiki vulnerability | cvebase