5.3
MEDIUM CVSS 4.0
CVE-2026-73221
CVAT: Flawed authorization logic in endpoints related to lambda requests
Description

CVAT is an open source interactive video and image annotation tool for computer vision. From 2.17.0 until 2.72.0, a user with the Worker role can use predictable task-based request IDs with the lambda request retrieve and destroy endpoints to view automatic annotation requests for tasks or jobs the user cannot access and cancel requests initiated by other users. This issue is fixed in version 2.72.0.

INFO

Published Date :

Aug. 11, 2026, 7:18 p.m.

Last Modified :

Aug. 11, 2026, 8:18 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-73221 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 4.0 MEDIUM [email protected]
Solution
Update CVAT to version 2.72.0 or later to fix access control issues.
  • Update CVAT to version 2.72.0 or later.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-73221.

URL Resource
https://github.com/cvat-ai/cvat/commit/20a1076a0b9de47e067b121e40f16d66d373b3f7
https://github.com/cvat-ai/cvat/pull/10964
https://github.com/cvat-ai/cvat/releases/tag/v2.72.0
https://github.com/cvat-ai/cvat/security/advisories/GHSA-m7p7-6w4m-886p
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-73221 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-73221 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-73221 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-73221 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Aug. 11, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-73221', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-08-11T20:04:34.958132Z'}
  • New CVE Received by [email protected]

    Aug. 11, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'cvat-ai', 'product': 'cvat', 'versions': [{'status': 'affected', 'version': '>= 2.17.0, < 2.72.0'}]}]
    Added Description CVAT is an open source interactive video and image annotation tool for computer vision. From 2.17.0 until 2.72.0, a user with the Worker role can use predictable task-based request IDs with the lambda request retrieve and destroy endpoints to view automatic annotation requests for tasks or jobs the user cannot access and cancel requests initiated by other users. This issue is fixed in version 2.72.0.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-863
    Added Reference https://github.com/cvat-ai/cvat/commit/20a1076a0b9de47e067b121e40f16d66d373b3f7
    Added Reference https://github.com/cvat-ai/cvat/pull/10964
    Added Reference https://github.com/cvat-ai/cvat/releases/tag/v2.72.0
    Added Reference https://github.com/cvat-ai/cvat/security/advisories/GHSA-m7p7-6w4m-886p
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.