CVE-2026-39367Cross-site Scripting in Avideo

Severity
5.4MEDIUMNVD
EPSS
0.0%
top 91.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 7
Latest updateApr 8

Description

WWBN AVideo is an open source video platform. In versions 26.0 and prior, AVideo's EPG (Electronic Program Guide) feature parses XML from user-controlled URLs and renders programme titles directly into HTML without any sanitization or escaping. A user with upload permission can set a video's epg_link to a malicious XML file whose elements contain JavaScript. This payload executes in the browser of any unauthenticated visitor to the public EPG page, enabling session hijacking and account takeover

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NExploitability: 2.3 | Impact: 2.7

Affected Packages2 packages

CVEListV5wwbn/avideo26.0
Packagistwwbn/avideo26.0

🔴Vulnerability Details

2
GHSA
WWBN AVideo has Stored XSS via Malicious EPG XML Program Titles in AVideo EPG Page2026-04-08
OSV
WWBN AVideo has Stored XSS via Malicious EPG XML Program Titles in AVideo EPG Page2026-04-08

🕵️Threat Intelligence

1
Wiz
CVE-2026-39367 Impact, Exploitability, and Mitigation Steps | Wiz