CVE-2026-1516— Improper Control of Generation of Code ('Code Injection') in GitLab
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I. Basic Information for CVE-2026-1516
Vulnerability Information
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Vulnerability Title
Improper Control of Generation of Code ('Code Injection') in GitLab
Source: NVD (National Vulnerability Database)
Vulnerability Description
GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
GitLab Enterprise Edition（EE） 代码注入漏洞
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（EE） 18.8.9之前版本、18.9.5之前版本和18.10.3之前版本存在代码注入漏洞，该漏洞源于代码质量报告中存在授权问题，可能导致泄露用户IP地址。
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-2026-1516
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · GitLab · 2026-04-08 · 11 CVEs total
| CVE-2026-5173 | 8.5 HIGH | Exposed Dangerous Method or Function in GitLab |
| CVE-2026-1092 | 7.5 HIGH | Improper Validation of Specified Quantity in Input in GitLab |
| CVE-2025-12664 | 7.5 HIGH | Improper Validation of Specified Quantity in Input in GitLab |
| CVE-2026-1101 | 6.5 MEDIUM | Improper Validation of Specified Quantity in Input in GitLab |
| CVE-2026-4332 | 5.4 MEDIUM | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi |
| CVE-2026-2619 | 4.3 MEDIUM | Incorrect Authorization in GitLab |
| CVE-2026-2104 | 4.3 MEDIUM | Authorization Bypass Through User-Controlled Key in GitLab |
| CVE-2026-1752 | 4.3 MEDIUM | Incorrect Authorization in GitLab |
| CVE-2025-9484 | 4.3 MEDIUM | Missing Authorization in GitLab |
| CVE-2026-4916 | 2.7 LOW | Missing Authorization in GitLab |
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
Same weakness: CWE-94
- CVE-2021-47939
Evolution CMS 3.1.6 Authenticated Remote Code Execution via - CVE-2021-47938
ImpressCMS 1.4.2 Remote Code Execution via Autotasks - CVE-2021-47935
Sentry 8.2.0 Remote Code Execution via Pickle Deserializatio - CVE-2022-50944
Aero CMS 0.0.1 PHP Code Injection via posts.php - CVE-2026-8211
codelibs Fess JSP File AdminDesignAction.java update code in
V. Comments for CVE-2026-1516
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