CVE-2019-6784 Information

Description

An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8 11.6.x before 11.6.6 and 11.7.x before 11.7.1. It allows XSS (issue 1 of 2). Markdown fields contain a lack of input validation and output encoding when processing KaTeX that results in a persistent XSS.

CVSS Vector

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

Reference

https://about.gitlab.com/2019/01/31/security-release-gitlab-11-dot-7-dot-3-released/ https://gitlab.com/gitlab-org/gitlab-ce/issues/54416

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1