🔐 CVE Alert

CVE-2026-2238

MEDIUM 5.3

Missing Authorization in GitLab

CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.5 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 unauthenticated user to view confidential issue references on public projects due to improper authorization checks.

CWE CWE-862
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Jun 25, 2026
Last Updated Jun 25, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Affected Versions

GitLab / GitLab
17.5 < 18.11.6 19.0 < 19.0.3 19.1 < 19.1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗
hackerone.com: https://hackerone.com/reports/3543011 gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/589186 docs.gitlab.com: https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/

Credits

Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program