CVE-2025-59476
Medium
Description
Jenkins 2.527 and earlier, LTS 2.516.2 and earlier does not restrict or transform the characters that can be inserted from user-specified content in log messages, allowing attackers able to control log message contents to insert line break characters, followed by forged log messages that may mislead administrators reviewing log output.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Jenkins
PublishedSep 17, 2025
First seenSep 17, 2025
Weakness typeCWE-117CWE-117
How to fix
Update
- jenkins jenkins2.516.3, 2.528 or later
- org.jenkins-ci.main:jenkins-core2.516.3, 2.528 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jenkins jenkins | v < 2.516.3, v < 2.528 | 2.516.3, 2.528 |
| org.jenkins-ci.main:jenkins-coreMaven | v < 2.516.3, 2.517 ≤ v < 2.528 | 2.516.3, 2.528 |
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