CVE-2026-117620: Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger wa

Q: How do I fix CVE-2026-117620?

jenkins: upgrade to 2.580.2, 2.588. Exact commands for each OS are on this page.

Q: Is CVE-2026-117620 being exploited?

CVE-2026-117620 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-117620 affect?

CVE-2026-117620 affects jenkins. Severity is high (CVSS 8.8). Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger warnings in the "Manage Old Data" feature that can be acted on by administrators to inject attacker-controlled data, overriding exis

Routine

HIGH 8.8UPGRADE

CVE-2026-117620 is a high-severity flaw (CVSS 8.8) affecting jenkins. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger warnings in the "Manage Old Data" feature that can be acted on by administrators to inject attacker-controlled data, overriding existing user account information, including login passwords.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Published	2026-10-28
Last modified	2026-11-02

Publisher (CNA): Jenkins Project · Vendor: jenkins

Last updated 2026-11-02 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-28 17:18 UTCPublished CVE record published
2026-11-02 14:53 UTCUpdated Record last modified

jenkins jenkins UPGRADE

Affected: < 2.580.2 · < 2.588

Fixed in: 2.580.2, 2.588

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy jenkins || rpm -q jenkins || jenkins --version

2. UPGRADE to 2.580.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade jenkins

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade jenkins

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-117620?

jenkins: upgrade to 2.580.2, 2.588. Exact commands for each OS are on this page.

Is CVE-2026-117620 being exploited?

CVE-2026-117620 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-117620 affect?

CVE-2026-117620 affects jenkins. Severity is high (CVSS 8.8). Jenkins 2.587 and earlier, LTS 2.580.1 and earlier allows attackers with Overall/Read permission to trigger warnings in the "Manage Old Data" feature that can be acted on by administrators to inject attacker-controlled data, overriding exis

How urgent is CVE-2026-117620?

Priority 33/100. High severity

Software pages

Jenkins vulnerabilities

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CVE-2026-117615 MEDIUM 6.5 UPGRADE Jenkins 2.587 and earlier, LTS 2.580.1 and earlier follows symbolic links when copying the directory of an ite
CVE-2026-117616 HIGH 8.8 UPGRADE Jenkins 2.587 and earlier, LTS 2.580.1 and earlier provides an HTTP endpoint that loads agents by name without

References

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