GitLab 13.7 < 18.9.7 / 18.10 < 18.10.6 / 18.11 < 18.11.3 (CVE-2026-3160)

medium Nessus Plugin ID 314535

Synopsis

The version of GitLab installed on the remote host is affected by a vulnerability.

Description

The version of GitLab installed on the remote host is affected by a vulnerability, as follows:

- Unintended Proxy or Intermediary ('Confused Deputy') in GitLab (CVE-2026-3160)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to GitLab version 18.9.7, 18.10.6, 18.11.3 or later.

Plugin Details

Severity: Medium

ID: 314535

File Name: gitlab_cve-2026-3160.nasl

Version: 1.1

Type: Combined

Agent: unix

Family: CGI abuses

Published: 5/14/2026

Updated: 5/14/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2026-3160

CVSS v3

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 5.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:gitlab:gitlab

Required KB Items: installed_sw/GitLab

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2026

Vulnerability Publication Date: 5/14/2026

Reference Information

CVE: CVE-2026-3160

Detections

Analytics