CVE-2026-3848
Last modified
CVE-2026-3848 is a medium-severity vulnerability rated 5/10 on the CVSS scale. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input validation in import functionality.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 8.11.0, < 18.7.6 |
| Gitlab | Gitlab | >= 18.8.0, < 18.8.6 |
| Gitlab | Gitlab | >= 18.9.0, < 18.9.2 |
References
- https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-3848?
How severe is CVE-2026-3848?
How do I fix CVE-2026-3848?
Are you affected by CVE-2026-3848?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST