CVE-2026-42523
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I. Basic Information for CVE-2026-42523
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Jenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Jenkins GitHub Plugin 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Jenkins GitHub Plugin是Jenkins开源的一个为持续集成系统提供与代码托管平台集成功能的插件。 Jenkins GitHub Plugin 1.46.0及之前版本存在跨站脚本漏洞，该漏洞源于处理当前作业URL时JavaScript验证不当，可能导致存储型跨站脚本攻击，可由具有Overall/Read权限的非匿名攻击者利用。
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 |
|---|---|---|---|---|
| Jenkins Project | Jenkins GitHub Plugin | 0 ~ 1.46.0 | - |
II. Public POCs for CVE-2026-42523
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Jenkins Project · 2026-04-29 · 7 CVEs total
| CVE-2026-42525 | Jenkins Microsoft Entra ID Plugin 输入验证错误漏洞 | |
| CVE-2026-42524 | Jenkins HTML Publisher Plugin 跨站脚本漏洞 | |
| CVE-2026-42521 | Jenkins Matrix Authorization Strategy Plugin 代码问题漏洞 | |
| CVE-2026-42522 | Jenkins GitHub Branch Source Plugin 安全漏洞 | |
| CVE-2026-42520 | Jenkins Credentials Binding Plugin 路径遍历漏洞 | |
| CVE-2026-42519 | Jenkins Script Security Plugin 安全漏洞 |
IV. Related Vulnerabilities
Same vendor: Jenkins Project
V. Comments for CVE-2026-42523
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