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CVE-2026-13006 (High) detected in logback-core-1.4.14.jar #1698

Description

@mend-bolt-for-github

CVE-2026-13006 - High Severity Vulnerability

Vulnerable Library - logback-core-1.4.14.jar

logback-core module

Library home page: http://www.qos.ch

Path to dependency file: /OPENAPI-REST-API/swagger-client/jaxrs-cxf/pom.xml

Path to vulnerable library: /home/wss-scanner/.m2/repository/ch/qos/logback/logback-core/1.4.14/logback-core-1.4.14.jar,/home/wss-scanner/.m2/repository/ch/qos/logback/logback-core/1.4.14/logback-core-1.4.14.jar,/home/wss-scanner/.m2/repository/ch/qos/logback/logback-core/1.4.14/logback-core-1.4.14.jar

Dependency Hierarchy:

  • logback-classic-1.4.14.jar (Root Library)
    • logback-core-1.4.14.jar (Vulnerable Library)

Found in HEAD commit: 1f70e2feccb7006c8d32cc7d4fe62f5cf5e5c34d

Found in base branch: master

Vulnerability Details

ACE vulnerability in conditional configuration file processing by QOS.CH logback-core up to and including version 1.5.36 in Java applications, allows an attacker to execute arbitrary code circumventing existing protections against CVE-2025-11226 by compromising an existing logback configuration file or by injecting an environment variable before program execution.
A successful attack requires the presence of Janino library to be present on the user's class path. In addition, the attacker must  have write access to a
configuration file. Alternatively, the attacker could inject a malicious
environment variable pointing to a malicious configuration file. In both
cases, the attack requires existing privilege.
Please note that in logack version 1.5.37 conditional processing using Janino was removed.

Publish Date: 2026-06-24

URL: CVE-2026-13006

CVSS 3 Score Details (7.9)

Base Score Metrics:

  • Exploitability Metrics:
    • Attack Vector: Local
    • Attack Complexity: Low
    • Privileges Required: High
    • User Interaction: None
    • Scope: Changed
  • Impact Metrics:
    • Confidentiality Impact: High
    • Integrity Impact: High
    • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2026-06-24

Fix Resolution (ch.qos.logback:logback-core): 1.5.35

Direct dependency fix Resolution (ch.qos.logback:logback-classic): 1.5.35


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