CVE-2026-44369

CVAT: Stored XSS via annotation guides

State
Published
Severity
8.5 High
Published
May 13, 2026
Updated
May 15, 2026
Reserved
May 5, 2026

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
4.08.5 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NGitHub_M

Weaknesses

  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Affected Products

ProductVersions
cvatcvat-ai
  • >= 2.5.0, < 2.64.0Affected

References

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