What’s Vulnerable › Vulnerabilities

CVE-2019-16538

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-11-21 · updated 2026-06-17
• Weakness: CWE-863

Description

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.67 and earlier related to the handling of default parameter expressions in closures allowed attackers to execute arbitrary code in sandboxed scripts.

Affected products

• Jenkins project Jenkins Script Security Plugin: through 1.67

References

• http://www.openwall.com/lists/oss-security/2019/11/21/1
• https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1658
• http://www.openwall.com/lists/oss-security/2019/11/21/1
• https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1658

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