CVE-2026-42520

High

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.

SeverityHigh

CVSS7.5

Exploit probability—

Product

Jenkins Credentials Binding

PublishedApr 29, 2026

First seenApr 29, 2026

Weakness typeCWE-22Path traversal

How to fix

Update

org.jenkins-ci.plugins:credentials-binding720.v3f6decef43ea or later

Vendor advisories

jenkins.io/security/advisory/2026-04-29/#SECURITY-3672

Affected products

Product	Affected versions	Fixed in
jenkins credentials_binding	v ≤ 719.v80e905ef14eb	—
org.jenkins-ci.plugins:credentials-bindingMaven	v < 720.v3f6decef43ea	720.v3f6decef43ea

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