Unsafe entry in Script Security list of approved signatures in Pipeline Remote Loader Plugin

CRITICAL 9.9CVE-2019-10328 · GHSA-v558-fhw2-v46w · Published 31/05/2019 · updated 17/06/2026

In short

CVE-2019-10328 is a CRITICAL (CVSS 9.9) vulnerability affecting org.jenkins-ci.plugins:workflow-remote-loader, pipeline remote loader (jenkins).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 80.2% of all vulnerabilities.
Fix: update to 1.5 or later.

Package	Affected versions	Patched versions
org.jenkins-ci.plugins:workflow-remote-loader Maven	`< 1.5`	`1.5`
pipeline remote loader jenkins	`≤ 1.4`	No fix yet

Description

Jenkins Pipeline Remote Loader Plugin before 1.5 provided a custom whitelist for script security that allowed attackers to invoke arbitrary methods, bypassing typical sandbox protection.

NVD description

Jenkins Pipeline Remote Loader Plugin 1.4 and earlier provided a custom whitelist for script security that allowed attackers to invoke arbitrary methods, bypassing typical sandbox protection.

References

nvd.nist.gov/vuln/detail/CVE-2019-10328 · ADVISORY
jenkinsci/workflow-remote-loader-plugin commit 6f9d60f · WEB
access.redhat.com/errata/RHBA-2019:1605 · WEB
access.redhat.com/errata/RHSA-2019:1636 · WEB
jenkinsci/workflow-remote-loader-plugin · PACKAGE
jenkins.io/security/advisory/2019-05-31 · WEB
openwall.com/lists/oss-security/2019/05/31/2 · WEB
securityfocus.com/bid/108540 · WEB

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