CVE-2026-8144

🔶 medium

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with project membership to enumerate private group members due to missing authorization checks.

CVSS Score

4.3

Medium

EPSS Score

0.0

Exploit Probability

Published Date

2026-05-14

First Seen: 2026-05-17

📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 5.4% of all 325,680 vulnerabilities in our database.

#308,013

Below average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: May 14, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Partial

Limited system impact

🏆 Discovered By

This vulnerability has been discovered internally by GitLab team member Terri Chu

SSVC data provided by CISA

Last Modified 2026-05-14

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-862

📦 Affected Products 3

Vendor	Product	Status	Affected Versions
gitlab	gitlab	Affected	> 18.10.0 < 18.10.6
gitlab	gitlab	Affected	> 18.11.0 < 18.11.3
gitlab	gitlab	Affected	> 15.1.0 < 18.9.7

🔗 References 2

https://about.gitlab.com/releases/2026/05/13/patch-r...

Release Notes

https://gitlab.com/gitlab-org/gitlab/-/work_items/59...

Broken Link

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-9807	🔶 medium	4.3	0.0	GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9 before 18.10.7, 18.11 before 18.11.4, an...	2026-05-28
CVE-2026-1402	🔶 medium	6.5	0.1	GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.10.7, 18.11 before 18.11.4, an...	2026-05-27
CVE-2026-2601	🔶 medium	4.3	0.0	GitLab has remediated an issue in GitLab EE affecting all versions from 11.5 before 18.10.7, 18.11 before 18.11.4, and 1...	2026-05-27
CVE-2026-4868	⚠️ high	8.2	0.0	GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 18.10.7, 18.11 before 18.11.4, and 1...	2026-05-27
CVE-2026-5296	🔶 medium	4.3	0.0	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 1...	2026-05-27
CVE-2026-6713	🔶 medium	5.3	0.0	GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.10.7, 18.11 before 18.11.4, an...	2026-05-27

These CVEs affect the same products