CVE-2026-5309

What it is

GitLab has remediated an issue in GitLab EE affecting all versions from 18.6 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to read or modify another group's virtual registry cleanup policy settings without authorization.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. Limited direct impact.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-06-25 05:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-26 18:05 UTC Last updatedMost recent change to the record

Details

Published

2026-06-25 05:16 UTC

Last modified

2026-06-26 18:05 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-639 · Insecure direct object reference

Record status

Analyzed

Affected

• GitLab < 18.11.6
• GitLab < 19.0.3
• GitLab 19.1.0

Attack profile CVSS 3.1 · 5.4

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None