CVE-2021-39934

Name: CVE-2021-39934
Creator: NVD / NIST
Published: 2021-12-13T16:15:09.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.91%

Last modified Jun 17, 2026

CVE-2021-39934 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Improper access control allows any project member to retrieve the service desk email address in GitLab CE/EE versions starting 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

Improper access control allows any project member to retrieve the service desk email address in GitLab CE/EE versions starting 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.91%

55.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 12.10.0, < 14.3.6
Gitlab	Gitlab	>= 14.4.0, < 14.4.4
Gitlab	Gitlab	>= 14.5.0, < 14.5.2

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39934.jsonThird Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/342823Broken Link
https://hackerone.com/reports/1360744Permissions Required, Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39934.jsonThird Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/342823Broken Link
https://hackerone.com/reports/1360744Permissions Required, Third Party Advisory

Timeline

Published: Dec 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39934?

How severe is CVE-2021-39934?

CVE-2021-39934 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39934?

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-2021-39934?

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

Scan your code now

Source: NVD / NIST