CVE-2021-39873
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I. Basic Information for CVE-2021-39873
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
GitLab CE/EE 安全漏洞
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 CE/EE 存在安全漏洞。攻击者可利用该漏洞通过错误响应中的内容来欺骗用户访问恶意网站。
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-2021-39873
| # | 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-2021-39873.jsonx_refsource_CONFIRM
- https://gitlab.com/gitlab-org/gitlab/-/issues/27241x_refsource_MISC
- https://hackerone.com/reports/504961x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-39873
Same Patch Batch · GitLab · 2021-10-04 · 12 CVEs total
| CVE-2021-39885 | 8.7 HIGH | GitLab EE 跨站脚本漏洞 |
| CVE-2021-39877 | 7.7 HIGH | GitLab 资源管理错误漏洞 |
| CVE-2021-39868 | 4.3 MEDIUM | GitLab 访问控制错误漏洞 |
| CVE-2021-22259 | 4.3 MEDIUM | GitLab 输入验证错误漏洞 |
| CVE-2021-39874 | 4.3 MEDIUM | GitLab 安全特征问题漏洞 |
| CVE-2021-39883 | 4.3 MEDIUM | GitLab 安全漏洞 |
| CVE-2021-39871 | 4.3 MEDIUM | GitLab 安全特征问题漏洞 |
| CVE-2021-39896 | 3.8 LOW | GitLab 代码问题漏洞 |
| CVE-2021-39899 | 2.9 LOW | GitLab 授权问题漏洞 |
| CVE-2021-39879 | 2.2 LOW | GitLab 访问控制错误漏洞 |
| CVE-2021-39900 | 2.0 LOW | GitLab 日志信息泄露漏洞 |
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-2021-39873
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