CVE-2019-5468

Publication date 28 January 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An privilege escalation issue was discovered in Gitlab versions < 12.1.2, < 12.0.4, and < 11.11.6 when Mattermost slash commands are used with a blocked account.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gitlab	19.10 eoan	Not in release
	19.04 disco	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release

Notes

msalvatore

Affects GitLab CE/EE 8.14 command service and later.

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	8.8 · High
Exploitability score	-
Impact score	-

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