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CVE-2026-42519

Quick assessment

Affected
Jenkins Project Jenkins Script Security Plugin
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.

Jenkins Script Security Plugin是Jenkins开源的一个为自动化脚本执行提供安全控制与权限校验机制的插件。 Jenkins Script Security Plugin 1399.ve6a_66547f6e1及之前版本存在安全漏洞，该漏洞源于缺少权限检查，可能导致具有Overall/Read权限的攻击者枚举待处理和已批准的Script Security类路径。

AI Predicted 5.3 Difficulty: Easy EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery

Affected Version Matrix 1

VendorProduct Version RangeStatus
Jenkins Project Jenkins Script Security Plugin ≤ 1399.ve6a_66547f6e1 affected
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I. Basic Information for CVE-2026-42519

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A missing permission check in Jenkins Script Security Plugin 1399.ve6a_66547f6e1 and earlier allows attackers with Overall/Read permission to enumerate pending and approved Script Security classpaths.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Jenkins Script Security Plugin 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Jenkins Script Security Plugin是Jenkins开源的一个为自动化脚本执行提供安全控制与权限校验机制的插件。 Jenkins Script Security Plugin 1399.ve6a_66547f6e1及之前版本存在安全漏洞，该漏洞源于缺少权限检查，可能导致具有Overall/Read权限的攻击者枚举待处理和已批准的Script Security类路径。
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 Script Security Plugin 0 ~ 1399.ve6a_66547f6e1 -

II. Public POCs for CVE-2026-42519

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-42519

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Vendor Advisories for CVE-2026-42519 (1)

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-2026-42523 Jenkins GitHub 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

IV. Related Vulnerabilities

Same product: Jenkins Script Security Plugin
Same vendor: Jenkins Project

V. Comments for CVE-2026-42519

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