BaseFortify

Publication date: 2025-12-10

Last updated on: 2025-12-17

Assigner: Jenkins Project

Description

Jenkins 2.540 and earlier, LTS 2.528.2 and earlier does not properly close HTTP-based CLI connections when the connection stream becomes corrupted, allowing unauthenticated attackers to cause a denial of service.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-12-10

Last Modified

2025-12-17

Generated

2026-07-06

AI Q&A

2025-12-10

EPSS Evaluated

2026-07-05

NVD

CVE-2025-67635

Affected Vendors & Products

Vendor	Product	Version / Range
jenkins	jenkins	to 2.528.3 (exc)
jenkins	jenkins	to 2.541 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-404	The product does not release or incorrectly releases a resource before it is made available for re-use.

Attack-Flow Graph

Executive Summary

This vulnerability exists in Jenkins versions 2.540 and earlier, including LTS 2.528.2 and earlier. It occurs because Jenkins does not properly close HTTP-based CLI connections when the connection stream becomes corrupted. This flaw allows unauthenticated attackers to exploit the improper handling of these connections.

Impact Analysis

The vulnerability can be exploited by unauthenticated attackers to cause a denial of service (DoS) on the affected Jenkins server. This means the attacker can disrupt the normal operation of the Jenkins service, potentially making it unavailable to legitimate users.

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