CVE-2026-1516 Details
Description
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.
A code injection vulnerability has been identified in GitLab Enterprise Edition (EE) versions 18.0.0 prior to 18.8.9, 18.9 prior to 18.9.5, and 18.10 prior to 18.10.3. This vulnerability could have allowed an authenticated user to leak the IP addresses of users viewing a Code Quality report by embedding specially crafted content.
GitLab has released patch versions 18.10.3, 18.9.5, and 18.8.9. Users are strongly recommended to upgrade to these versions. Instructions for updating GitLab can be found in the GitLab Update documentation.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 9, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/ | [email protected] | Release NotesVendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/work_items/587893 | [email protected] | Broken Link |
| https://hackerone.com/reports/3514461 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gitlab gitlab | >= 18.0.0, < 18.8.9 >= 18.9.0, < 18.9.5 >= 18.10.0, < 18.10.3 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 25, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 14, 2026 | Initial Analysis | [email protected] |
| Apr 8, 2026 | New CVE Received | [email protected] |