CVE-2026-21296: Authorization Bypass in Adobe Commerce

The Incorrect Authorization vulnerability allows a low-privileged attacker to circumvent security controls within Adobe Commerce. This bypass can lead to unauthorized viewing of sensitive data, potentially exposing customer information, order details, or other confidential business data. While exploitation doesn't require user interaction, the impact can be significant, especially if the attacker can leverage this access to escalate privileges or compromise other systems within the network. The scope of the data accessible depends on the attacker's initial privileges and the configuration of the Adobe Commerce instance. A successful exploit could result in data breaches, reputational damage, and regulatory fines.

1. Reserved2025-12-12
2. Published2026-03-11
3. EPSS updated2026-03-23

The primary mitigation for CVE-2026-21296 is to upgrade Adobe Commerce to a patched version. Refer to the official Adobe Security Bulletin for the specific fixed version. If immediate upgrading is not possible due to compatibility concerns or business constraints, consider implementing stricter access controls and reviewing user permissions to limit the potential impact of a successful attack. While a WAF may not directly prevent this authorization bypass, it can be configured to monitor for suspicious access patterns and alert administrators. After upgrading, confirm the fix by attempting to access restricted data with a low-privileged user account and verifying that access is denied.