CVE-2021-22242

State: Published
Severity: 8.7 High
Published: Aug 25, 2021
Updated: Aug 3, 2024
Reserved: Jan 5, 2021

Description

Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown

Scores

CVSS	Score	Vector	Source
3.1	8.7 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N	GitLab

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
GitLabGitLab	>=11.4, <13.12.9Affected >=14.0, <14.0.7Affected >=14.1, <14.1.2Affected

References

https://gitlab.com/gitlab-org/gitlab/-/issues/332528
https://hackerone.com/reports/1212822
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22242.json

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.