CVE-2025-71278

CVE-2025-71278 — XenForo : Affected are XenForo versions prior to 2.3.5. The issue enables OAuth2 client applications to request unauthorized scopes, potentially granting access beyond intended authorization. Impact is described in the CVSS metrics (high severity across confidentiality, integrity...

CVE-2025-71278 XenForo OAuth2 Unauthorized Scope Request

XenForo before 2.3.5 allows OAuth2 client applications to request unauthorized scopes. This affects any customer using OAuth2 clients on any version of XenForo 2.3 prior to 2.3.5, potentially allowing client applications to gain access beyond their intended authorization level...