CVE Catalog

CVE-2026-103444

LowCVSS 1.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.43%

35th percentile - higher than 35% of all known CVEs

Summary

Stored XSS vulnerability in the WikiForum extension for MediaWiki. Improper neutralization of script-related HTML tags allows persistent script injection. Affects master version.

Risk Assessment

Risk of malicious script execution in users' browsers, potentially leading to session theft or content modification.

Recommendation

Update the WikiForum extension to a version that includes the fix for HTML tag neutralization.

Related vulnerabilities

Original NVD description (English source)

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki WikiForum extension allows Stored XSS. This issue affects MediaWiki WikiForum extension: master.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS