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CVE-2025-10871— Missing Authorization in GitLab

Quick assessment

Affected
GitLab GitLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GitLab Enterprise Edition（EE）是美国GitLab公司的一套内容管理系统。 GitLab Enterprise Edition 16.6版本至18.2.7之前版本、18.3版本至18.3.3之前版本和18.4版本至18.4.1之前版本存在安全漏洞，该漏洞源于项目维护者可为用户分配超出自身权限的自定义角色，可能导致权限提升。

CVSS 3.8 · Low EPSS 0.38% · P29
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I. Basic Information for CVE-2025-10871

Vulnerability Information
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Vulnerability Title
Missing Authorization in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab Enterprise Edition 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab Enterprise Edition（EE）是美国GitLab公司的一套内容管理系统。 GitLab Enterprise Edition 16.6版本至18.2.7之前版本、18.3版本至18.3.3之前版本和18.4版本至18.4.1之前版本存在安全漏洞，该漏洞源于项目维护者可为用户分配超出自身权限的自定义角色，可能导致权限提升。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 16.6 ~ 18.2.7 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-10871

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III. Intelligence Information for CVE-2025-10871

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Same Patch Batch · GitLab · 2025-09-26 · 9 CVEs total

CVE-2025-9642 8.7 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2025-9958 7.7 HIGH Insertion of Sensitive Information Into Sent Data in GitLab
CVE-2025-10858 7.5 HIGH Allocation of Resources Without Limits or Throttling in GitLab
CVE-2025-7691 6.5 MEDIUM Privilege Defined With Unsafe Actions in GitLab
CVE-2025-11042 4.3 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2025-5069 3.5 LOW Incorrect Ownership Assignment in GitLab
CVE-2025-10868 3.5 LOW Business Logic Errors in GitLab
CVE-2025-10867 3.5 LOW Allocation of Resources Without Limits or Throttling in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-862

V. Comments for CVE-2025-10871

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