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CVE-2026-70430: Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not restrict the types of objects that can be instanti

15
Routine
LOW 2.7UPGRADE

CVE-2026-70430 is a low-severity flaw (CVSS 2.7) affecting jenkins. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not restrict the types of objects that can be instantiated as part of the project naming strategy configuration, allowing attackers with Overall/Manage permission to instantiate arbitrary types related to configuration, including those intended for configuration only by administrators.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score2.7 (Low)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionNone
EPSS exploit chance0.3% (top 77%)
CISA exploited listNo
WeaknessCWE-284
Published2026-08-05
Last modified2026-10-23
Publisher (CNA): Jenkins Project · Vendor: jenkins

Am I affected?

Timeline

jenkins jenkins UPGRADE
Affected: < 2.568.2 · < 2.576
Fixed in: 2.568.2, 2.576
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy jenkins || rpm -q jenkins || jenkins --version
2. UPGRADE to 2.568.2 (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.

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References

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