Vulnerability · Published Jun 26, 2023 · Assigned by mitre
CVE-2023-36675
Medium 6.1
In plain English
A medium-severity security flaw in the mediawiki package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.8%top 42.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue was discovered in MediaWiki before 1.35.11, 1.36.x through 1.38.x before 1.38.7, and 1.39.x before 1.39.4. BlockLogFormatter.php in BlockLogFormatter allows XSS in the partial blocks feature.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mediawiki | 1:1.39.4-1~deb12u1 | DSA-5447-1 |
| Debian:12 | mediawiki | 1:1.39.4-1~deb12u1 | DEBIAN-CVE-2023-36675 |
| Debian:13 | mediawiki | 1:1.39.4-1 | DEBIAN-CVE-2023-36675 |
| Debian:14 | mediawiki | 1:1.39.4-1 | DEBIAN-CVE-2023-36675 |
| Ubuntu:25.10 | mediawiki | no fix listed | UBUNTU-CVE-2023-36675 |
| Ubuntu:26.04:LTS | mediawiki | no fix listed | UBUNTU-CVE-2023-36675 |
| Ubuntu:26.10 | mediawiki | no fix listed | UBUNTU-CVE-2023-36675 |
Affected products (as reported)
References
- https://phabricator.wikimedia.org/T332889
- https://www.mediawiki.org/wiki/Release_notes/1.40#Other_changes_in_1.40
- DSA-5447 vendor-advisory
- FEDORA-2023-1fcaba0998 vendor-advisory
- FEDORA-2023-d8ae3c122e vendor-advisory
- FEDORA-2023-7e9d6015f6 vendor-advisory