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CVE-2021-39897

2.6 · LOW

Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transf…

Published Nov 5, 2021CWE-281EPSS 1.20%

Overview

CVE-2021-39897 is a low-severity vulnerability. It was published on November 5, 2021 and has a CVSS 3.1 base score of 2.6 (LOW).

This vulnerability has a CVSS 3.1 base score of 2.6, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Improper access control in GitLab CE/EE version 10.5 and above allowed subgroup members with inherited access to a project from a parent group to still have access even after the subgroup is transferred

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39897.jsonRefgitlab.com/gitlab-org/gitlab/-/issues/341017Refhackerone.com/reports/1330806Refgitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39897.jsonRefgitlab.com/gitlab-org/gitlab/-/issues/341017Refhackerone.com/reports/1330806

How CyberStrike helps

Frequently asked questions

What is CVE-2021-39897?

CVE-2021-39897 is a low-severity vulnerability. It was published on November 5, 2021 and has a CVSS 3.1 base score of 2.6 (LOW).

How severe is CVE-2021-39897?

This vulnerability has a CVSS 3.1 base score of 2.6, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-39897?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-39897?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-39897 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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