XSS in Cvat Computer_vision_annotation_tool

CVE-2026-23516

CVAT is an open source interactive video and image annotation tool for computer vision. In versions 2.2.0 through 2.54.0, an attacker is able to execute arbitrary JavaScript in a victim user's CVAT UI session, provided that they are able t…

EPSS: 0.001 (3.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-23516?
CVE-2026-23516 is a medium-severity vulnerability in Cvat Computer_vision_annotation_tool, classified under Improper Neutralization of Script in Attributes in a Web Page. CVSS score: 5.4/10. Published 2026-01-21.
How severe is CVE-2026-23516?
Medium severity. CVSS v3 base score is 5.4 out of 10.