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A sandbox bypass vulnerability exists in Script Security Plugin 1.49 and earlier in src/main/java/org/jenkinsci/plugins/scriptsecurity/sandbox/groovy/GroovySandbox.java that allows attackers with the ability to provide sandboxed scripts to execute arbitrary code on the Jenkins master JVM.
Use Jenkins vendor hub and Script Security product page to widen CVE-2019-1003000 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2022-43404, CVE-2022-43403 and CVE-2022-43401 for nearby disclosures in the same product family. Additional editorial context is available in Cybersecurity Weekly Roundup: April 27, 2026 — Critical Zero-Days and Framework Failures.