CVE-2026-5296

Name: CVE-2026-5296
Creator: NVD / NIST
Published: 2026-05-27T19:16:24.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2026-5296 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that when foundational flows were enabled at the group level, could have allowed an authenticated user with developer-role permissions to bypass flow restrictions under certain conditions.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.7 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that when foundational flows were enabled at the group level, could have allowed an authenticated user with developer-role permissions to bypass flow restrictions under certain conditions.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.20%

9.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 18.7.0, < 18.10.7
Gitlab	Gitlab	>= 18.11.0, < 18.11.4
Gitlab	Gitlab	19.0.0

References

https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/Release Notes, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/595423Broken Link
https://hackerone.com/reports/3626303Permissions Required

Timeline

Published: May 27, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-5296?

How severe is CVE-2026-5296?

CVE-2026-5296 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2026-5296?

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-2026-5296?

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

Scan your code now

Source: NVD / NIST