CVE Catalog

CVE-2026-116884

MediumCVSS 6.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.16%

5th percentile - higher than 5% of all known CVEs

Summary

SemanticMediaWiki from 5.0.0 before 7.3.1 contains a stored cross-site scripting vulnerability in ext.smw.tooltip.tippy.js that renders data-* attributes via innerHTML with allowHTML enabled. Editors can plant a .smw-highlighter span with a malicious data-content, data-title, data-top, data-bottom, or data-theme attribute to execute JavaScript when viewers, including administrators, hover it.

Risk Assessment

This can lead to malicious code execution in victims' browsers, including administrators, and session takeover.

Recommendation

Update SemanticMediaWiki to version 7.3.1 or later and restrict editing of content that generates tooltips.

Other vulnerabilities in SemanticMediaWiki

See all
Original NVD description (English source)

SemanticMediaWiki from 5.0.0 before 7.3.1 contains a stored cross-site scripting vulnerability in ext.smw.tooltip.tippy.js that renders data-* attributes via innerHTML with allowHTML enabled. Editors can plant a .smw-highlighter span with a malicious data-content, data-title, data-top, data-bottom, or data-theme attribute to execute JavaScript when viewers, including administrators, hover it.

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