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CVE-2023-4912

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CVE-2023-4912

Published: Dec 1, 2023

Modified: Apr 30, 2026

PUBLISHED

CVSS v3.1

2.6

LOW

Description

An issue has been discovered in GitLab EE affecting all versions starting from 10.5 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to cause a client-side denial of service using malicious crafted mermaid diagram input.

VendorProductVersions

GitLab

GitLab

affected
10.5 - < 16.4.3
affected
16.5 - < 16.5.3
affected
16.6 - < 16.6.1

Weaknesses (CWE)

CWE-770

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

GitLab Issue #424882
issue-tracking
permissions-required
HackerOne Bug Bounty Report #2137421
technical-description
exploit
permissions-required

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