High severity · published Sep 16, 2026
CVE-2026-92128
Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier downloads a JAR file specified by URL twice, confirming the approval of the first download and loading the…
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
Jenkins Script Security Plugin 1415.v9a_f9b_3a_c253d and earlier downloads a JAR file specified by URL twice, confirming the approval of the first download and loading the classpath entries from the second, allowing attackers able to define classpath entries to execute arbitrary code in the context of the Jenkins controller JVM.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JS
Jenkins Script Security Plugin · Jenkins Project
through 1415.v9a_f9b_3a_c253d · source: vendor
SS
Script Security · Jenkins
through 1415.v9a_f9b_3a_c253d · source: NVD
Affected product
JS
Jenkins Script Security Plugin
Jenkins Project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-92128
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-92128
Vendor Advisory
https://www.jenkins.io/security/advisory/2026-09-16/#SECURITY-3932
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