CVE-2019-15731

Name: CVE-2019-15731
Creator: NVD / NIST
Published: 2019-09-16T17:15:14.073+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.24%

Last modified Jun 17, 2026

CVE-2019-15731 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. Non-members were able to comment on merge requests despite the repository being set to allow only project members to do so.. EPSS estimates a 1.24% chance of exploitation in the next 30 days.

Description

An issue was discovered in GitLab Community and Enterprise Edition 12.0 through 12.2.1. Non-members were able to comment on merge requests despite the repository being set to allow only project members to do so.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

1.24%

65.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 12.0.0, < 12.0.8
Gitlab	Gitlab	>= 12.1.0, < 12.1.8
Gitlab	Gitlab	>= 12.2.0, < 12.2.3

References

https://about.gitlab.com/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/60465Broken Link
https://about.gitlab.com/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab-ce/issues/60465Broken Link

Timeline

Published: Sep 16, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-15731?

How severe is CVE-2019-15731?

CVE-2019-15731 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.

How do I fix CVE-2019-15731?

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-2019-15731?

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

Scan your code now

Source: NVD / NIST