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CVE-2026-103445: Stored XSS through PageForms #autoedit redirect links

• Severity: low (CVSS 1.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-09-30
• Weakness: CWE-80

Description

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki Page_Forms extension allows Stored XSS. This issue affects MediaWiki Page_Forms extension: 1.46, 1.45, and 1.43.

Affected products

• The Wikimedia Foundation MediaWiki Page_Forms extension: 1.46, 1.45, 1.43

References

• https://gerrit.wikimedia.org/r/q/I4ace525a1c1760ecdd1d770380606d9960d3e644
• https://phabricator.wikimedia.org/T435622

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