GitLab 14.3 < 18.8.7 / 18.9 < 18.9.3 / 18.10 < 18.10.1 (CVE-2026-2370)

high Nessus Plugin ID 304265

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:

- GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.3 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 affecting Jira Connect installations that could have allowed an authenticated user with minimal workspace permissions to obtain installation credentials and impersonate the GitLab app due to improper authorization checks. (CVE-2026-2370)

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 18.8.7, 18.9.3, 18.10.1 or later.

See Also

http://www.nessus.org/u?2f7b2d1b

https://hackerone.com/reports/3522829

https://gitlab.com/gitlab-org/gitlab/-/work_items/589635

http://www.nessus.org/u?4ca94dfa

Plugin Details

Severity: High

ID: 304265

File Name: gitlab_cve-2026-2370.nasl

Version: 1.2

Type: combined

Agent: unix

Family: CGI abuses

Published: 3/30/2026

Updated: 3/31/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2026-2370

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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: 3/29/2026

Vulnerability Publication Date: 3/26/2026

Reference Information

CVE: CVE-2026-2370