Information disclosure in Computer Vision Annotation Tool (CVAT)

1) Authorization bypass through user-controlled key

EUVDB-ID: #VU113016

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-49135

CWE-ID: CWE-639 - Authorization Bypass Through User-Controlled Key

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to missing validation for in-progress backup upload names. A remote user can gain access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Computer Vision Annotation Tool (CVAT): 2.0.1 - 2.39.0

CPE2.3

• cpe:2.3:h:intel:computer_vision_annotation_tool_cvat:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:h:intel:computer_vision_annotation_tool_cvat:2.2.0:*:*:*:*:*:*:*
• cpe:2.3:h:intel:computer_vision_annotation_tool_cvat:2.3.0:*:*:*:*:*:*:*

External links

https://github.com/cvat-ai/cvat/commit/dbafd9c0287489bea00e1db626f64b107f90bfc9
https://github.com/cvat-ai/cvat/security/advisories/GHSA-frpr-5w6q-hh4f

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.