CVE-2026-44369 CVAT: Stored XSS via annotation guides
Attackers can inject malicious JavaScript into annotation guides, executing code in victims' browsers to perform actions with their privileges.
- 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-2026-44369?
CVE-2026-44369 is a high-severity cross-site scripting vulnerability in cvat-ai cvat, published on 13 May 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
CVAT is an open source interactive video and image annotation tool for computer vision. From 2.5.0 to 2.63.0, an attacker who is able to create or edit an annotation guide on a task is able to add malicious JavaScript code, which will then run in the browser of anyone who opens this annotation guide. This code will be able to make arbitrary requests to CVAT with the victim user's privileges. This vulnerability is fixed in 2.64.0.
Weakness: CWE-80
Which versions are affected by CVE-2026-44369?
How do I fix CVE-2026-44369?
No fix has been published for CVE-2026-44369 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-2026-44369 being exploited?
There is no known exploitation of CVE-2026-44369 in the wild and no public exploit code.
Sources
Also known as GHSA-m2h7-6xqm-p9v5.