UpHeron
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Servers and applications

CVE-2021-42046

An issue was discovered in the GlobalWatchlist extension in MediaWiki through 1.36.2. The rev-deleted-user and ntimes messages were not properly escaped and allowed for users to inject HTML and JavaScript.

Severity
Medium 6.1
Published
29 Sept 2022
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 1.36.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-42046
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-42046