CVE-2026-126369

MEDIUMCVSS 5.4/10

Last modified

CVE-2026-126369 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Vvveb through 1.0.8.6 contains a stored cross-site scripting vulnerability that allows low-privilege author or vendor users to inject script by bypassing the regex blacklist in sanitizeHTML(). Attackers can save post or product content with unclosed event-handler tags or javascript: entities to execute script for anonymous visitors and admins, enabling session or CSRF-token theft..

Description

Vvveb through 1.0.8.6 contains a stored cross-site scripting vulnerability that allows low-privilege author or vendor users to inject script by bypassing the regex blacklist in sanitizeHTML(). Attackers can save post or product content with unclosed event-handler tags or javascript: entities to execute script for anonymous visitors and admins, enabling session or CSRF-token theft.

Metrics

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-126369?
Vvveb through 1.0.8.6 contains a stored cross-site scripting vulnerability that allows low-privilege author or vendor users to inject script by bypassing the regex blacklist in sanitizeHTML(). Attackers can save post or product content with unclosed event-handler tags or javascript: entities to execute script for anonymous visitors and admins, enabling session or CSRF-token theft.
How severe is CVE-2026-126369?
CVE-2026-126369 has a CVSS score of 5.4/10 (MEDIUM severity).
How do I fix CVE-2026-126369?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST