What’s Vulnerable › Vulnerabilities

CVE-2020-2121

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-12 · updated 2026-06-17

Description

Jenkins Google Kubernetes Engine Plugin 0.8.0 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

Affected products

• Jenkins project Jenkins Google Kubernetes Engine Plugin: through 0.8.0

References

• http://www.openwall.com/lists/oss-security/2020/02/12/3
• https://jenkins.io/security/advisory/2020-02-12/#SECURITY-1731
• http://www.openwall.com/lists/oss-security/2020/02/12/3
• https://jenkins.io/security/advisory/2020-02-12/#SECURITY-1731

Get alerted when CVE-2020-2121 or the next vulnerability affects your stack