UpHeron
All vulnerabilities

Servers and applications

CVE-2021-46149

An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A denial of service (resource consumption) can be accomplished by searching for a very long key in a Language Name Search.

Severity
High 7.5
Published
10 Jan 2022
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
1.35.5, 1.36.3, 1.37.1
Sources
NVD

Affected software

SoftwareAffected versions
MediaWikiServers and applications · cpe:a:mediawiki:mediawiki
  • Every version before 1.35.5
  • From 1.36.0 before 1.36.3
  • From 1.37.0 before 1.37.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-46149
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-46149