CVE-2020-13311

MEDIUM

GitLab <13.1.10-13.3.4 - XSS

Title source: llm

Description

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. Wiki was vulnerable to a parser attack that prohibits anyone from accessing the Wiki functionality through the user interface.

References (3)

[Vendor Advisory] https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13311.json

[Vendor Advisory] https://gitlab.com/gitlab-org/gitlab/-/issues/208682

[Broken Link] https://gitlab.com/gitlab-org/gitlab/-/issues/224496

Scores

CVSS v3 4.3

EPSS 0.0025

EPSS Percentile 47.9%

Attack Vector NETWORK

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

Classification

CWE

CWE-706

Status published

Affected Products (2)

gitlab/gitlab < 13.1.10

Timeline

Published Sep 14, 2020

Tracked Since Feb 18, 2026