🔐 CVE Alert

CVE-2026-1516

MEDIUM 5.7

Improper Control of Generation of Code ('Code Injection') in GitLab

CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
5th

GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.

CWE CWE-94
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Apr 8, 2026
Last Updated Apr 9, 2026
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CVSS v3 Breakdown

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

Affected Versions

GitLab / GitLab
18.0.0 < 18.8.9 18.9 < 18.9.5 18.10 < 18.10.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗
hackerone.com: https://hackerone.com/reports/3514461 gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/587893 about.gitlab.com: https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/

Credits

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