Server-Side Request Forgery Vulnerability in Jenkins-server-mcp by hekmon8
CVE-2026-10276

5.3MEDIUM

Key Information:

Vendor

Hekmon8

Status
Jenkins-server-mcp
Vendor
CVE Published:
1 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10276?

A server-side request forgery vulnerability has been identified in version 0.1.0 of the Jenkins-server-mcp product from hekmon8. This issue affects the jobPath function located in src/index.ts and could allow remote attackers to manipulate requests. Notably, this vulnerability was disclosed publicly and may be actively exploited. Despite early notification through an issue report, no response has been recorded from the project maintainers, raising concerns for user security.

Affected Version(s)

Jenkins-server-mcp 0.1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-10276 - Proof of Concept

References

https://vuldb.com/vuln/367569
vdb-entrytechnical-description
https://vuldb.com/vuln/367569/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-10276
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ccccccctfi (VulDB User)
VulDB CNA Team
.