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CISA Known Exploited Vulnerability

This CVE is actively exploited in the wild. CISA mandates federal agencies to patch immediately.

CVE

CVE-2018-1000861

9.8

CVSScritical

Exploitable remotely over the internet · no authentication required.

Description

A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java that allows attackers to invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.

Attack Vector

Network

Privileges Req.

None

User Interaction

None

Updated Sep 26, 2026View on NVD →

S4E scanner

criticalProduct Based Web Vulnerabilities~15 seconds

CVE-2018-1000861 Scanner

CVE-2018-1000861 scanner - Code Injection vulnerability in Jenkins

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