CVE-2025-71278

HIGH

8.8

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung8.8

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht4/1/2026

Zuletzt geandert4/1/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

xenforo:xenforo

Schwachen (CWE)

CWE-863

Referenzen

https://www.vulncheck.com/advisories/xenforo-oauth2-unauthorized-scope-request(disclosure@vulncheck.com)

https://xenforo.com/community/threads/xenforo-2-3-5-includes-security-fix-add-ons-released.228812/(disclosure@vulncheck.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.