CVE-2026-103437

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki ReadingLists extension allows Reflected XSS. This issue affects MediaWiki ReadingLists extension: 1.46 and 1.45.

  • Published Sep 30, 2026
  • CVSS 1.1 low
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-103437 at the National Vulnerability Database