Description
In Jenkins Email Extension Plugin 2.93 and earlier, templates defined inside a folder were not subject to Script Security protection, allowing attackers able to define email templates in folders to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.
Remediation
References
http://www.openwall.com/lists/oss-security/2023/02/15/4
https://www.jenkins.io/security/advisory/2023-02-15/#SECURITY-2939
Related Vulnerabilities
CVE-2019-19771 Vulnerability in npm package lodahs
CVE-2020-2240 Vulnerability in maven package org.jenkins-ci.plugins:database
CVE-2021-24033 Vulnerability in npm package react-dev-utils
CVE-2021-23364 Vulnerability in npm package browserslist
CVE-2022-36921 Vulnerability in maven package org.jenkins-ci.plugins:coverity