# CVE-2017-1000353: A Jenkins bug is being used in attacks

Status: Being used now (CISA KEV, added 2025-10-02)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Jenkins Jenkins (CVE-2017-1000353) 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-2017-1000353. 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.

## Official description
Jenkins contains a remote code execution vulnerability. This vulnerability that could allowed attackers to transfer a serialized Java SignedObject object to the remoting-based Jenkins CLI, that would be deserialized using a new ObjectInputStream, bypassing the existing blocklist-based protection mechanism.

## Sources
- https://www.jenkins.io/security/advisory/2017-04-26/
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000353
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000353

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.