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CVE-2023-6477

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CVE-2023-6477

Published: Feb 21, 2024

Modified: May 15, 2026

PUBLISHED

CVSS v3.1

6.7

MEDIUM

Description

An issue has been discovered in GitLab EE affecting all versions starting from 16.5 before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. When a user is assigned a custom role with admin_group_member permission, they may be able to make a group, other members or themselves Owners of that group, which may lead to privilege escalation.

VendorProductVersions

GitLab

GitLab

affected
16.5 - < 16.7.6
affected
16.8 - < 16.8.3
affected
16.9 - < 16.9.1

Weaknesses (CWE)

CWE-266

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

References

GitLab Issue #433463
issue-tracking
permissions-required
HackerOne Bug Bounty Report #2270898
technical-description
exploit
permissions-required

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