Denial of Service Vulnerability in Jenkins by Cloudbees

CVE-2025-67635

What is CVE-2025-67635?

Jenkins versions 2.540 and earlier, as well as LTS 2.528.2 and earlier, exhibit a vulnerability that arises from inadequate closure of HTTP-based CLI connections when a connection stream is compromised. This flaw could be exploited by unauthenticated attackers, leading to disruptions in service availability and denial of service for legitimate users.

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References