CVE-2026-92123: Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier does not intercept operations performed on a

Q: How do I fix CVE-2026-92123?

script security: upgrade to newer than 1415.v9a_f9b_3a_c253d. Exact commands for each OS are on this page.

Q: Is CVE-2026-92123 being exploited?

CVE-2026-92123 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-2026-92123 affect?

CVE-2026-92123 affects script security. Severity is high (CVSS 8.8). Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier does not intercept operations performed on a null receiver (method calls, property and attribute accesses, and array accesses), allowing attackers with permission to define an

This month

HIGH 8.8UPGRADE

CVE-2026-92123 is a high-severity flaw (CVSS 8.8) affecting script security. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier does not intercept operations performed on a null receiver (method calls, property and attribute accesses, and array accesses), allowing attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.

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	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-693
Published	2026-09-16
Last modified	2026-09-21

Publisher (CNA): Jenkins Project · Vendor: jenkins

Last updated 2026-09-21 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-16 14:17 UTCPublished CVE record published
2026-09-21 17:33 UTCUpdated Record last modified

jenkins script security UPGRADE

Affected: <= 1415.v9a_f9b_3a_c253d

Fixed in: newer than 1415.v9a_f9b_3a_c253d

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy script-security || rpm -q script-security || script-security --version

2. UPGRADE to newer than 1415.v9a_f9b_3a_c253d (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade script-security

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade script-security

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-2026-92123?

script security: upgrade to newer than 1415.v9a_f9b_3a_c253d. Exact commands for each OS are on this page.

Is CVE-2026-92123 being exploited?

CVE-2026-92123 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-2026-92123 affect?

CVE-2026-92123 affects script security. Severity is high (CVSS 8.8). Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier does not intercept operations performed on a null receiver (method calls, property and attribute accesses, and array accesses), allowing attackers with permission to define an

How urgent is CVE-2026-92123?

Priority 43/100. High severity

Software pages

Jenkins vulnerabilities

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References

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