CVE-2025-67635

At a glance

Severity: HIGH 7.5
EPSS: EPSS 0.56 % · percentile 47 (2026-10-27)
State: PUBLISHED
Published: 2025-12-10
Updated: 2025-12-16
Assigner: jenkins
NVD status: Analyzed

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.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-404

Advisories

GHSA-9p56-p6mw-w8qc — Jenkins has a Denial of service vulnerability in HTTP-based CLI

European references

ENISA EUVD · EUVD-2025-202453
GCVE · GCVE-0-2025-67635

Affected configurations (NVD CPE)

cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:* < 2.528.3
cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:* < 2.541

Affected products

Product	Versions
Jenkins Project · Jenkins	unaffected 2.541 < * ; unaffected 2.528.3 < 2.528.*

References

https://www.jenkins.io/security/advisory/2025-12-10/#SECURITY-3630

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD