Vulnerability in Jenkins Templating Engine
CVE-2021-21646
Jenkins Templating Engine Plugin 2.1 and earlier does not protect its pipeline configurations using Script Security Plugin, allowing attackers with Job/Configure permission to execute arbitrary code in the context of the Jenkins controller JVM.
EPSS: 0.017 (75.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Jenkins Templating_engine
- Jenkins Project Templating Engine Plugin — versions unspecified
References
- jenkinsci-cert@googlegroups.com (x_refsource_CONFIRM, Vendor Advisory)
- jenkinsci-cert@googlegroups.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21646?
- CVE-2021-21646 is a high-severity vulnerability in Jenkins Templating Engine. CVSS score: 8.8/10. Published 2021-04-21.
- How severe is CVE-2021-21646?
- High severity. CVSS v3 base score is 8.8 out of 10.