CVE-2017-1000353VulnerabilityPublished 10/02/2025Updated 10/24/2026
CVE-2017-1000353: Jenkins Remote Code Execution Vulnerability
Affects Jenkins JenkinsSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 10/02/2025
- KEV deadline
- 10/23/2025
- EPSS
- 99.7% chance of exploitation in 30 days – higher than 99% of CVEs
What to do
CISA required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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.