CVE-2026-85158 AVideo Reflected XSS via videoEmbeded.php link parameter
Attackers can inject arbitrary JavaScript via the link parameter in videoEmbeded.php, leading to code execution in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-85158?
CVE-2026-85158 is a medium-severity cross-site scripting vulnerability in WWBN AVideo, published on 3 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
AVideo through commit c91b5975d contains a reflected cross-site scripting vulnerability in videoEmbeded.php that echoes the link parameter inside an HTML comment with zero escaping. Attackers can close the comment with --> and inject arbitrary JavaScript that executes when victims visit the crafted embed URL.
Weakness: CWE-79
Which versions are affected by CVE-2026-85158?
How do I fix CVE-2026-85158?
No fix has been published for CVE-2026-85158 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-85158 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-85158 exists.
Sources
Also known as GHSA-9455-f6vm-29xc, GHSA-fvv9-h2vx-4hfq.