Is itCheck something

No. CVE-2019-1003029

A Jenkins Script Security Plugin bug is being used in attacks

Being used now

Yes. Attackers are using this right now.

What to do

Apply the vendor's update. If there is none, stop using it or cut it off from the internet.

Confirmed in attacks
Apr 25, 2022
Product
Jenkins Script Security Plugin
Attack likelihood, next 30 days
74%

Attack likelihood is EPSS, a daily estimate from FIRST.org of how likely this bug is to be used in attacks in the next 30 days.

The official description

Jenkins Script Security Plugin contains a protection mechanism failure, allowing an attacker to bypass the sandbox.

Required action: Apply updates per vendor instructions.

For your tech helper

A read-only checklist for whoever helps you with your computer, or an AI assistant. Paste it into Claude, ChatGPT or a coding agent; it only looks and changes nothing.

Read-only check, change nothing, send nothing anywhere.
Is Jenkins Script Security Plugin (CVE-2019-1003029) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2019-1003029. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

Sources