CVE-2025-59476
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-17

Last updated on: 2025-11-04

Assigner: Jenkins Project

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.
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Meta Information
Published
2025-09-17
Last Modified
2025-11-04
Generated
2026-06-16
AI Q&A
2025-09-17
EPSS Evaluated
2026-06-15
NVD
CVE-2025-59476
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
jenkins jenkins to 2.516.3 (exc)
jenkins jenkins to 2.528 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-117 The product constructs a log message from external input, but it does not neutralize or incorrectly neutralizes special elements when the message is written to a log file.
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Executive Summary

This vulnerability in Jenkins versions 2.527 and earlier, including LTS 2.516.2 and earlier, allows attackers who can control log message contents to insert line break characters and then add forged log messages. This means the attacker can manipulate the log output to mislead administrators who are reviewing the logs.

Impact Analysis

The vulnerability can impact you by allowing attackers to insert misleading or forged log entries, which can cause administrators to misinterpret the system's behavior or security events. This can hinder incident response, troubleshooting, and auditing processes, potentially allowing malicious activities to go unnoticed.

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