A missing permission check in Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to obtain th…

published 2026-10-28 11 d ago modified 2026-11-05 3 d ago also EUVD-2026-112190

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits: 0; none known

A missing permission check in Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to obtain the server, port, user name, and no-proxy host list of the configured HTTP proxy.

Patch / fix

fixed in 1

Jenkins Project Jenkins 2.588

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-117625 updated 2026-11-06 cvss 4.3

jenkins: jenkins: Information disclosure via missing permission check in HTTP proxy configuration

Red Hat OpenShift Developer Tools and Services jenkins 2.516.3.1758206866-3.el9
affected: workaround, no fix available “Upgrade to Jenkins weekly 2.588+ or LTS 2.580.2+ (the endpoint then requires Overall/Administer); restricting Overall/Read grants reduces exposure; no proxy passwords are disclosed.”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 3 d ago (2026-11-05)

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

Jenkins Project Jenkins

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

Jenkins rss critical rss

References

jenkins.io /security/advisory/2026-10-28/#SECURITY-4206
vendor-advisory

Sources

CVE List CVE-2026-117625
NVD CVE-2026-117625

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary