GitLab 11.9 < 18.6.4 / 18.7 < 18.7.2 / 18.8 < 18.8.2 (CVE-2025-13927)

high Nessus Plugin ID 298844

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 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted requests with malformed authentication data. (CVE-2025-13927)

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 18.6.4, 18.7.2, 18.8.2 or later.

Plugin Details

Severity: High

ID: 298844

File Name: gitlab_cve-2025-13927.nasl

Version: 1.1

Type: combined

Agent: unix

Family: CGI abuses

Published: 2/12/2026

Updated: 2/12/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-13927

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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: 1/22/2026

Vulnerability Publication Date: 1/15/2026

Reference Information

CVE: CVE-2025-13927

Detections

Analytics