CVE-2026-56347

EUVD-2026-38134
AVideo TopMenu plugin through version 26.0 contains a stored cross-site scripting vulnerability in menu item rendering due to missing output encoding of icon classes, URLs, and text labels. Attackers can inject malicious JavaScript through unescaped menu item fields that execute for all site visitors, potentially stealing session cookies or performing unauthorized actions.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
wwbnavideo
𝑥
≤ 26.0
CNA
Common Weakness Enumeration
References
https://github.com/WWBN/AVideo/security/advisories/GHSA-gmpc-fxg2-vcmq
https://www.vulncheck.com/advisories/avideo-topmenu-plugin-stored-cross-site-scripting-via-unescaped-menu-item-fields