CVE-2021-39872

Name: CVE-2021-39872
Creator: NVD / NIST
Published: 2021-10-05T13:15:08.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.96%

Last modified Jun 17, 2026

CVE-2021-39872 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In all versions of GitLab CE/EE since version 14.1, an improper access control vulnerability allows users with expired password to still access GitLab through git and API through access tokens acquired before password expiration.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.

Description

In all versions of GitLab CE/EE since version 14.1, an improper access control vulnerability allows users with expired password to still access GitLab through git and API through access tokens acquired before password expiration.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.96%

56.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 14.1.0, < 14.1.7
Gitlab	Gitlab	>= 14.2.0, < 14.2.5
Gitlab	Gitlab	4.3.0

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39872.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/337954Broken Link
https://hackerone.com/reports/1285226Permissions Required, Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39872.jsonVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/337954Broken Link
https://hackerone.com/reports/1285226Permissions Required, Third Party Advisory

Timeline

Published: Oct 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39872?

How severe is CVE-2021-39872?

CVE-2021-39872 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39872?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39872?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST