Vulnerability Report

CVE-2026-3848

Title: SSRF via improper input validation in import functionality

Input Validation Error

Proof Of Concept

No public PoC currently indexed for CVE-2026-3848.

CWE Category CWE-93

Published Date Mar 11, 2026

Modified Date Apr 16, 2026

Exploit Status Not Found

Score 5.0 CVSS v3.1

Exploit Probability (EPSS)

0.02%

Vulnerability Summary

CVE-2026-3848: 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.

Impacted Vendors

gitlab 1

jenkins 1

Reference Links

https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/ https://gitlab.com/gitlab-org/gitlab/-/work_items/577298

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.0

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-3848 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 16, 2026 MODIFIED

Vulnerability data updated via NVD.

March 12, 2026 MODIFIED

Vulnerability data updated via NVD.

March 11, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Affected Stack

No specific products linked.