CVE-2026-117621
Quick assessment
Affected
Jenkins Project Jenkins
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 2.587 及更早版本、LTS 2.580.1 及更早版本会在代理（agent）上计算工作空间浏览器中为每个文件和目录显示的链接 URL，从而导致跨站脚本（XSS）漏洞。若攻击者能够控制代理进程，即可利用此漏洞。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Jenkins Project | Jenkins | 2.588< * |
unaffected |
2.580.2< 2.580.* |
unaffected |
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I. Basic Information for CVE-2026-117621
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Jenkins 2.587 and earlier, LTS 2.580.1 and earlier computes on the agent the URL of the link shown in the workspace browser for each file and directory, resulting in a cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.
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
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Jenkins Project | Jenkins | 2.588 ~ * | - |
|
II. Public POCs for CVE-2026-117621
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Jenkins Project · 2026-10-28 · 15 CVEs total
| CVE-2026-117626 | Jenkins 2.587 及 LTS 2.580.1 路径遍历漏洞 | |
| CVE-2026-117625 | Jenkins 2.587 及之前版本代理配置信息泄露漏洞 | |
| CVE-2026-117624 | Jenkins 2.587 及之前版本反序列化绕过漏洞 | |
| CVE-2026-117622 | Jenkins 2.587 及 LTS 2.580.1 跨站脚本 (XSS) 漏洞 | |
| CVE-2026-117623 | Jenkins 2.587 及之前版本存储型 XSS 漏洞 | |
| CVE-2026-117620 | Jenkins 2.587 及之前版本数据注入漏洞 | |
| CVE-2026-117619 | Jenkins 2.587 及之前版本存在认证绕过漏洞 | |
| CVE-2026-117618 | Jenkins 2.587 及之前版本存在竞态条件漏洞 | |
| CVE-2026-117617 | Jenkins 2.587 及之前版本存在任意文件写入漏洞 | |
| CVE-2026-117616 | Jenkins 2.587 及之前版本任意代码执行漏洞 | |
| CVE-2026-117615 | Jenkins 2.587 及早期版本符号链接遍历漏洞 | |
| CVE-2026-117614 | Jenkins 2.587 及之前版本任意代码执行漏洞 | |
| CVE-2026-117613 | Jenkins 2.587 反序列化存储型 XSS 漏洞 | |
| CVE-2026-117612 | Jenkins 2.587 及 2.580.1 之前版本反序列化漏洞 |