UpHeron
All vulnerabilities

Servers and applications

CVE-2023-22911

An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. E-Widgets does widget replacement in HTML attributes, which can lead to XSS, because widget authors often do not expect that their widget is executed in an HTML attribute context.

Severity
Medium 6.1
Published
10 Jan 2023
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
1.35.9, 1.38.5
Sources
NVD

Affected software

SoftwareAffected versions
MediaWikiServers and applications · cpe:a:mediawiki:mediawiki
  • Every version before 1.35.9
  • From 1.36.0 before 1.38.5
  • Version 1.39.0-rc0
  • Version 1.39.0-rc1
  • Version 1.39.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-22911
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-22911