CVE-2021-39902
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I. Basic Information for CVE-2021-39902
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Incorrect Authorization in GitLab CE/EE 13.4 or above allows a user with guest membership in a project to modify the severity of an incident.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
GitLab 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司的一款使用Ruby on Rails开发的、自托管的、Git（版本控制系统）项目仓库应用程序。该程序可用于查阅项目的文件内容、提交历史、Bug列表等。 GitLab Community Edition存在授权问题漏洞，该漏洞允许在项目中具有访客成员资格的用户修改事件的严重性。
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
II. Public POCs for CVE-2021-39902
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39902.jsonx_refsource_CONFIRM
- https://hackerone.com/reports/1341674x_refsource_MISC
- https://gitlab.com/gitlab-org/gitlab/-/issues/341479x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-39902
Same Patch Batch · GitLab · 2021-11-04 · 16 CVEs total
| CVE-2021-39906 | 8.7 HIGH | GitLab 跨站脚本漏洞 |
| CVE-2021-22260 | 7.7 HIGH | GitLab 跨站脚本漏洞 |
| CVE-2021-39903 | 6.5 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39895 | 6.0 MEDIUM | GitLab 输入验证错误漏洞 |
| CVE-2021-39909 | 5.3 MEDIUM | GitLab EE 数据伪造问题漏洞 |
| CVE-2021-39912 | 5.3 MEDIUM | GitLab 资源管理错误漏洞 |
| CVE-2021-39907 | 5.3 MEDIUM | GitLab 输入验证错误漏洞 |
| CVE-2021-39913 | 4.4 MEDIUM | GitLab 日志信息泄露漏洞 |
| CVE-2021-39904 | 4.3 MEDIUM | GitLab CE/EE 访问控制错误漏洞 |
| CVE-2021-39905 | 4.3 MEDIUM | GitLab 信息泄露漏洞 |
| CVE-2021-39898 | 3.7 LOW | GitLab 信息泄露漏洞 |
| CVE-2021-39914 | 3.1 LOW | Alfresco Software Alfresco Community Edition 资源管理错误漏洞 |
| CVE-2021-39901 | 2.7 LOW | GitLab 信息泄露漏洞 |
| CVE-2021-39897 | 2.6 LOW | GitLab 访问控制错误漏洞 |
| CVE-2021-39911 | 1.7 LOW | GitLab Enterprise Edition和GitLab Community Edition 安全漏洞 |
IV. Related Vulnerabilities
Same product: GitLab
- CVE-2026-3254
Improper Restriction of Rendered UI Layers or Frames in GitL - CVE-2026-4922
Cross-Site Request Forgery (CSRF) in GitLab - CVE-2025-0186
Allocation of Resources Without Limits or Throttling in GitL - CVE-2025-3922
Allocation of Resources Without Limits or Throttling in GitL - CVE-2025-6016
Allocation of Resources Without Limits or Throttling in GitL
Same vendor: GitLab
- CVE-2026-3254
Improper Restriction of Rendered UI Layers or Frames in GitL - CVE-2026-4922
Cross-Site Request Forgery (CSRF) in GitLab - CVE-2025-0186
Allocation of Resources Without Limits or Throttling in GitL - CVE-2025-3922
Allocation of Resources Without Limits or Throttling in GitL - CVE-2025-6016
Allocation of Resources Without Limits or Throttling in GitL
V. Comments for CVE-2021-39902
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