Restaurant Brands International Assistant Platform Client-Side Authentication Vulnerability

A vulnerability exists in the Restaurant Brands International (RBI) assistant platform, affecting through September 6, 2025. The issue arises from the platform's reliance on client-side authentication for accessing the diagnostic screen. This flaw allows unauthorized users to bypass authentication measures and potentially exploit the diagnostic features.

Impact

Exploitation of this vulnerability could lead to unauthorized access to the diagnostic screen, allowing users to manipulate or view sensitive information related to the RBI assistant platform.

Remediation

RBI has reportedly fixed these vulnerabilities, but details on the specific remediation steps were not disclosed.