CVE-2026-1225 Malicious logback.xml configuration file allows instantiation of arbitrary classes

ACE vulnerability in configuration file processing by QOS.CH logback-core up to and including version 1.5.24 in Java applications, allows an attacker to instantiate classes already present on the class path by compromising an existing logback configuration file. The instantiation of a potentially...

CVE-2026-1225

CVE-2026-1225 affects logback-core (up to and including 1.5.24) used in Java applications. The issue enables an attacker to instantiate arbitrary classes present on the user’s class path by compromising an existing logback configuration file. Exploitation requires the attacker to have write acces...