CVE-2026-57283: A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and ea

Q: How do I fix CVE-2026-57283?

pipeline\: upgrade to newer than 4331.v9d06ed4658ff. Exact commands for each OS are on this page.

Q: Is CVE-2026-57283 being exploited?

CVE-2026-57283 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-2026-57283 affect?

CVE-2026-57283 affects pipeline\. Severity is medium (CVSS 4.3). A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier allows attackers to instantiate types related to job or system configuration other than Pipeline steps through the Pipeline

Q: How urgent is CVE-2026-57283?

Priority 19/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2026-57283 is a medium-severity flaw (CVSS 4.3) affecting pipeline\. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier allows attackers to instantiate types related to job or system configuration other than Pipeline steps through the Pipeline Snippet Generator.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-352
Published	2026-06-24
Last modified	2026-10-25

Publisher (CNA): Jenkins Project · Vendor: jenkins

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-24 14:17 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

jenkins pipeline\ UPGRADE

Affected: <= 4331.v9d06ed4658ff

Fixed in: newer than 4331.v9d06ed4658ff

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 4331.v9d06ed4658ff (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pipeline

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-2026-57283?

pipeline\: upgrade to newer than 4331.v9d06ed4658ff. Exact commands for each OS are on this page.

Is CVE-2026-57283 being exploited?

CVE-2026-57283 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-2026-57283 affect?

CVE-2026-57283 affects pipeline\. Severity is medium (CVSS 4.3). A cross-site request forgery (CSRF) vulnerability in Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier allows attackers to instantiate types related to job or system configuration other than Pipeline steps through the Pipeline

How urgent is CVE-2026-57283?

Priority 19/100. No elevated risk signals yet.

Software pages

Jenkins vulnerabilities

Related CVEs

CVE-2026-57284 MEDIUM 4.3 UPGRADE Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instant

References

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