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NVD Vulnerability Details :
CVE-2026-6552
Analyzed
More InfoOfficial Page
Source-cve@gitlab.com
View Known Exploited Vulnerability (KEV) details
Published At-11 Jun, 2026 | 12:16
Updated At-11 Jun, 2026 | 17:36

GitLab has remediated an issue in GitLab EE affecting all versions from 15.5 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with group Owner role to take over another group member's GitLab account due to improper authorization in the Group SAML identity management functionality.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.18.7HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
CPE Matches
GitLab Inc.
gitlab
>>gitlab>>Versions from 15.5.0(inclusive) to 18.10.8(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 15.5.0(inclusive) to 18.10.8(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 18.11.0(inclusive) to 18.11.5(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 18.11.0(inclusive) to 18.11.5(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 19.0.0(inclusive) to 19.0.2(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
GitLab Inc.
gitlab
>>gitlab>>Versions from 19.0.0(inclusive) to 19.0.2(exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Weaknesses
CWE IDTypeSource
CWE-639Primarycve@gitlab.com
CWE ID: CWE-639
Type: Primary
Source: cve@gitlab.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/cve@gitlab.com
Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/597295cve@gitlab.com
Issue Tracking
https://hackerone.com/reports/3655189cve@gitlab.com
Permissions Required
Hyperlink: https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/
Source: cve@gitlab.com
Resource:
Release Notes
Hyperlink: https://gitlab.com/gitlab-org/gitlab/-/work_items/597295
Source: cve@gitlab.com
Resource:
Issue Tracking
Hyperlink: https://hackerone.com/reports/3655189
Source: cve@gitlab.com
Resource:
Permissions Required
Change History
0Changes found
Details not found