Adobe AEM Forms 0-Day Vulnerability Allows Arbitrary Code Execution

Adobe has issued an urgent security bulletin addressing critical vulnerabilities in Adobe Experience Manager Forms on Java Enterprise Edition (JEE), with two high-severity flaws now having publicly available proof-of-concept exploits.

The company released APSB25-82 on August 5, 2025, categorizing these updates as Priority 1, indicating the highest level of urgency for immediate patching across enterprise environments.

The security update addresses vulnerabilities affecting AEM Forms on JEE version 6.5.23.0 and earlier installations across all supported platforms.

While Adobe confirms awareness of public proof-of-concept availability for both CVE-2025-54253 and CVE-2025-54254, the company states no evidence of active exploitation in production environments has been detected.

Critical Vulnerabilities Enable Code Execution

The most severe vulnerability, CVE-2025-54253, stems from a misconfiguration issue (CWE-16) that enables arbitrary code execution with a maximum CVSS base score of 10.0.

The Common Vulnerability Scoring System vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H indicates this network-accessible vulnerability requires no authentication or user interaction, potentially compromising confidentiality, integrity, and availability across affected systems.

The secondary vulnerability, CVE-2025-54254, represents an XML External Entity (XXE) reference restriction flaw (CWE-611), allowing arbitrary file system read operations.

This vulnerability carries a CVSS base score of 8.6 with the vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N, primarily threatening data confidentiality through unauthorized file access.

Security researchers Shubham Shah and Adam Kues from Assetnote discovered and responsibly disclosed both vulnerabilities through coordinated disclosure processes.

Immediate Patching Required for Enterprise Deployments

Adobe strongly recommends immediate deployment of AEM Forms on JEE version 6.5.0-0108 across all affected installations.

The company provides comprehensive update instructions through Adobe Experience League documentation, specifically targeting XXE mitigation and configuration vulnerability remediation for Experience Manager Forms JEE environments.

Enterprise administrators should prioritize these updates given the critical severity ratings and public proof-of-concept availability.

The vulnerabilities affect core AEM Forms functionality, potentially exposing sensitive customer data and enabling unauthorized system access in enterprise content management deployments.

Adobe continues expanding its private bug bounty program through HackerOne, encouraging external security researchers to participate in responsible vulnerability disclosure processes.

Organizations running affected AEM Forms versions should implement immediate patching schedules and review their XML processing configurations to prevent potential exploitation vectors.

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AnuPriya
AnuPriya
Any Priya is a cybersecurity reporter at Cyber Press, specializing in cyber attacks, dark web monitoring, data breaches, vulnerabilities, and malware. She delivers in-depth analysis on emerging threats and digital security trends.

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