CVE-2026-103051 PUBLISHED

Stored i18n XSSs in CentralNotice

Assigner: wikimedia-foundation
Reserved: 29.09.2026 Published: 29.09.2026 Updated: 29.09.2026

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralNotice extension allows Stored XSS.

This issue affects Mediawiki - CentralNotice extension: before 1.46.1, 1.45.5, 1.43.10.

Product Status

Vendor The Wikimedia Foundation
Product Mediawiki - CentralNotice extension
Versions Default: unaffected
  • affected from 0 to 1.46.1, 1.45.5, 1.43.10 (excl.)

Credits

  • SomeRandomDeveloper finder
  • SomeRandomDeveloper remediation developer

References

Problem Types

  • CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE

Impacts

  • CAPEC-592 Stored XSS