CVE Catalog

CVE-2026-41063

MediumCVSS 5.4
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.22%

12th percentile - higher than 12% of all known CVEs

Summary

AVideo versions 29.0 and below contain an incomplete XSS fix in the ParsedownSafeWithLinks class that overrides inlineMarkup for raw HTML but does not override inlineLink() or inlineUrlTag(). This allows javascript: URLs in markdown link syntax to bypass sanitization. Commit cae8f0dadbdd962c89b91d0095c76edb8aadcacf contains an updated fix.

Risk Assessment

An attacker can inject malicious JavaScript that executes in the user's browser, leading to session theft or other attacks. Organizations using AVideo are exposed to XSS attacks.

Recommendation

Update AVideo to a version containing commit cae8f0dadbdd962c89b91d0095c76edb8aadcacf or later. Verify that all ParsedownSafeWithLinks instances are properly secured.

Other vulnerabilities in AVideo

See all
Original NVD description (English source)

WWBN AVideo is an open source video platform. In versions 29.0 and below, an incomplete XSS fix in AVideo's `ParsedownSafeWithLinks` class overrides `inlineMarkup` for raw HTML but does not override `inlineLink()` or `inlineUrlTag()`, allowing `javascript:` URLs in markdown link syntax to bypass sanitization. Commit cae8f0dadbdd962c89b91d0095c76edb8aadcacf contains an updated fix.

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