High severity · published Apr 29, 2026
CVE-2026-42520
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…
7.5
CVSS
0.4%
EPSS
No
On KEV
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.
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)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JC
Jenkins Credentials Binding Plugin · Jenkins Project
through 719.v80e905ef14eb_ · source: vendor
CB
Credentials Binding · Jenkins
through 719.v80e905ef14eb · source: NVD
Affected product
JC
Jenkins Credentials Binding Plugin
Jenkins Project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42520
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42520
Vendor Advisory
https://www.jenkins.io/security/advisory/2026-04-29/#SECURITY-3672
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