Executive brief
Adobe Format Plugins is a component used to handle various file formats within Adobe software. A security flaw in this component allows an attacker to take control of a user's computer if the user is tricked into opening a specially crafted malicious file. This could lead to the theft of sensitive data, unauthorized software installation, or a complete system compromise.
Technical details
A heap-based buffer overflow (CWE-122) exists in Adobe Format Plugins versions 2026.05 and earlier. The vulnerability is triggered when the application fails to properly validate input while processing a malformed file, leading to memory corruption. An attacker can exploit this by convincing a user to open a malicious file, potentially achieving arbitrary code execution in the context of the current user. The issue is addressed in version 2026.07.
Affected products
- Adobe Format Plugins <= 2026.05
Timeline
- 2026-07-28: disclosed
- 2026-07-28: advisory