Security Advisory

CVE-2025-71278

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-04-01 00:30:08

Last updated 2026-04-01 15:52:08

Assigner VulnCheck

State PUBLISHED

Description

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.

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