CVE-2026-6976

Name: CVE-2026-6976
Creator: NVD / NIST
Published: 2026-06-11T12:16:32.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.7/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2026-6976 is a low-severity vulnerability rated 3.7/10 on the CVSS scale. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to hide changes from merge request diff views due to improper input handling of file names.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to hide changes from merge request diff views due to improper input handling of file names.

Metrics

CVSS 3.1

3.7/10

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

EPSS Probability

0.16%

5.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 15.9.0, < 18.10.8
Gitlab	Gitlab	>= 18.11.0, < 18.11.5
Gitlab	Gitlab	>= 19.0.0, < 19.0.2

References

https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/598165Issue Tracking
https://hackerone.com/reports/3638136Permissions Required

Timeline

Published: Jun 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-6976?

How severe is CVE-2026-6976?

CVE-2026-6976 has a CVSS score of 3.7/10 (LOW severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2026-6976?

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-2026-6976?

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

Scan your code now

Source: NVD / NIST