CVE-2026-105089

WWBN AVideo through 29.2.0 contains a stored cross-site scripting vulnerability that allows users with upload permission to inject script by setting a malicious video trailer1 URL. The value is rendered unescaped in YouPHPFlix2 templates and channel playlists, letting attackers break out of onclick strings or iframe src attributes to execute JavaScript in victims' browsers.

CVSS 4.0

9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

CVSS 3.1

8.7CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-25)

CWE

CWE-79

Published

2026-10-04

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

References

• https://github.com/WWBN/AVideo/commit/c4adfde13d1f18e3a415722471efdcd8ab480035
• https://github.com/WWBN/AVideo/security/advisories/GHSA-6wfr-c7fw-4xvw
• https://www.vulncheck.com/advisories/wwbn-avideo-through-29.2.0-stored-xss-via-trailer1-in-youphpflix2-templates
• https://github.com/WWBN/AVideo/security/advisories/GHSA-6wfr-c7fw-4xvw

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