CVE-2026-72747 AVideo Stored Cross-Site Scripting via Unauthenticated Registration
Unauthenticated attackers can inject persistent JavaScript via the registration phone field, leading to admin session hijacking when viewed.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-72747?
CVE-2026-72747 is a medium-severity cross-site scripting vulnerability in WWBN AVideo, published on 11 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
AVideo fails to sanitize the phone field during user registration, allowing unauthenticated attackers to inject malicious JavaScript that persists in the database. When administrators visit the users management page, the unsanitized phone value is rendered via innerHTML, executing the injected script in the admin's browser session.
Weakness: CWE-79
Which versions are affected by CVE-2026-72747?
How do I fix CVE-2026-72747?
No fix has been published for CVE-2026-72747 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-2026-72747 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-72747 exists.
Sources
Also known as GHSA-cfvq-r985-84wj, GHSA-mg62-j9w6-5hfh.