CVE-2026-42520 Details
Description
Jenkins Credentials Binding Plugin 719.v80e905ef14eb_ and earlier does not sanitize file names for file and zip file credentials, allowing attackers able to provide credentials to a job to write files to arbitrary locations on the node filesystem, which can lead to remote code execution if Jenkins is configured to allow a low-privileged user to configure file or zip file credentials used for a job running on the built-in node.
A path traversal vulnerability has been identified in the Jenkins Credentials Binding Plugin, affecting versions through 719.v80e905ef14eb_. The vulnerability arises because the plugin does not properly sanitize file names for file and zip file credentials. This lack of sanitization enables attackers who can provide credentials to a job to write files to arbitrary locations on the node's filesystem. If Jenkins allows low-privileged users to configure file or zip file credentials for jobs running on the built-in node, this could lead to remote code execution.
Users of the Credentials Binding Plugin should update to version 720.v3f6decef43ea_.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 29, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3672 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| jenkins credentials binding | <= 719.v80e905ef14eb |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 6, 2026 | Initial Analysis | [email protected] |
| Apr 29, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | New CVE Received | [email protected] |