UpHeron
All vulnerabilities

Servers and applications

CVE-2023-29139

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. When a user with checkuserlog permissions makes many CheckUserLog API requests in some configurations, denial of service can occur (RequestTimeoutException or upstream request timeout).

Severity
Medium 6.5
Published
31 Mar 2023
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
MediaWikiServers and applications · cpe:a:mediawiki:mediawiki
  • Every version up to 1.39.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-29139
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-29139