A vulnerability (CVE-2025-48734, CVSS 8.8 HIGH) in Apache Commons BeanUtils allows arbitrary code execution when it incorrectly permits access to the `declaredClass` property of Java enum objects via externally supplied property paths. Affected versions are Apache Commons Beanutils from 1.0 through versions before 1.11.0, as well as version 2.0.0. The fix requires upgrading to version 1.11.0.
Ubuntu Security Notices USN-8322-1 USN-8322-1: Apache Commons BeanUtils vulnerability Publication date 27 May 2026 Overview Apache Commons BeanUtils could be made to run programs if it received specially crafted input. Releases 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS 14.04 LTS Open side navigation Close side navigation Packages Details Update instructions References Packages commons-beanutils - Apache Commons BeanUtils - Utility for manipulating Java beans Details It was discovered that Apache Commons BeanUtils incorrectly allowed access to the declaredClass property of Java enum objects when handling externally supplied property paths. An attacker could possibly use this issue to execute arbitrary code. It was discovered that Apache Commons BeanUtils incorrectly allowed access to the declaredClass property of Java enum objects when handling externally supplied property paths. An attacker could possibly use this issue to execute arbitrary code. Update instructions In general, a standard system update will make all the necessary changes. Learn more about how to get the fixes. The problem can be corrected by updating your system to the following package versions: Ubuntu Release Package Version 24.04 LTS noble libcommons-beanutils-java – 1.9.4-2ubuntu0.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. 22.04 LTS jammy libcommons-beanutils-java – 1.9.4-1+deb11u1build0.22.04.1 20.04 LTS focal libcommons-beanutils-java – 1.9.4-1ubuntu0.20.04.1~esm1 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. 18.04 LTS bionic libcommons-beanutils-java – 1.9.3-1ubuntu0.1~esm2 Ubuntu Pro Fix available with Ubuntu Pro via ESM Apps. A community fix might become publicly available in the future. 16.04 LTS xenial libcommons-beanutils-java – 1.9.2-3ubuntu0.1~esm1 14.04 LTS trusty libcommons-beanutils-java – 1.9.1-1ubuntu0.1~esm2 Ubuntu Pro Fix available with Ubuntu Pro via Legacy Support add-on. Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. Get Ubuntu Pro References CVE-2025-48734 CVE-2025-48734