CVE-2025-14594
📋 TL;DR
This vulnerability allows authenticated users to view certain pipeline values via API queries in affected GitLab versions. It affects all GitLab CE/EE instances running vulnerable versions, potentially exposing sensitive pipeline data to unauthorized authenticated users.
💻 Affected Systems
- GitLab Community Edition
- GitLab Enterprise Edition
📦 What is this software?
Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →Gitlab by Gitlab
GitLab is a complete DevOps platform providing source code management, CI/CD pipelines, security scanning, container registry, and collaboration tools used by millions of developers and thousands of enterprises worldwide. As both a cloud-hosted SaaS offering (GitLab.com) and self-managed software, G...
Learn more about Gitlab →⚠️ Risk & Real-World Impact
Worst Case
An authenticated attacker could access sensitive pipeline configuration data, secrets, or credentials stored in pipeline variables, leading to further system compromise.
Likely Case
Authenticated users with limited permissions could view pipeline variables they shouldn't have access to, potentially exposing internal configuration details or non-critical secrets.
If Mitigated
With proper access controls and monitoring, impact is limited to information disclosure of non-critical pipeline data to authenticated users.
🎯 Exploit Status
Exploitation requires authenticated access and API query knowledge; detailed in HackerOne report.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 18.6.6, 18.7.4, or 18.8.4
Vendor Advisory: https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/
Restart Required: Yes
Instructions:
1. Backup GitLab instance. 2. Update to patched version via package manager (apt/yum) or Omnibus. 3. Restart GitLab services. 4. Verify update with gitlab-rake gitlab:env:info.
🔧 Temporary Workarounds
Restrict API Access
allLimit API access to trusted users only via firewall rules or GitLab access controls.
Audit Pipeline Variables
allReview and remove sensitive data from pipeline variables; use external secret managers.
🧯 If You Can't Patch
- Implement strict access controls to limit authenticated user permissions.
- Monitor API logs for unusual pipeline query patterns and implement alerting.
🔍 How to Verify
Check if Vulnerable:
Check GitLab version with: sudo gitlab-rake gitlab:env:info | grep 'GitLab version'Check Version:
sudo gitlab-rake gitlab:env:info | grep 'GitLab version'Verify Fix Applied:
Confirm version is 18.6.6, 18.7.4, or 18.8.4+ using same command.📡 Detection & Monitoring
Log Indicators:
- Unusual API queries to pipeline endpoints from authenticated users
- Multiple failed or successful pipeline variable access attempts
Network Indicators:
- Increased API traffic to /api/v4/projects/*/pipelines endpoints
SIEM Query:
source="gitlab" AND (uri_path="/api/v4/projects/*/pipelines" OR uri_path="/api/v4/pipelines/*") AND user_agent!="GitLab-Shell"