CVE Catalog

CVE-2026-42634

HighCVSS 7.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.25%

15th percentile - higher than 15% of all known CVEs

Summary

The Video Background Block plugin in versions up to and including 2.0.3 contains an unauthenticated Cross Site Scripting (XSS) vulnerability. The flaw allows injection of malicious scripts into site pages.

Risk Assessment

Arbitrary JavaScript can be executed in a user's browser, potentially leading to session data theft or account takeover. The risk affects all sites running the vulnerable plugin version.

Recommendation

Update the Video Background Block plugin to a version newer than 2.0.3. If no fix is available, consider temporarily disabling the plugin.

Related vulnerabilities

Original NVD description (English source)

Unauthenticated Cross Site Scripting (XSS) in Video Background Block – Use video as background in the section. <= 2.0.3 versions.

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