CVE-2025-71279CRITICAL 9.8EPSS p35.8%

CVE-2025-71279CVE-2025-71279

Description

XenForo before 2.3.7 contains a security issue affecting Passkeys that have been added to user accounts. An attacker may be able to compromise the security of Passkey-based authentication.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.45% probability of exploitation · percentile 35.8% · 2026-06-19T12:03:05Z
Published2026-04-01
Last modified2026-04-01

Underlying weaknesses· 1

CWE-287

References

  1. https://www.vulncheck.com/advisories/xenforo-passkey-security-bypass
  2. https://xenforo.com/community/threads/xenforo-2-3-7-released-includes-security-fixes.232121/

1

TypeTargetConfidenceTier
WeaknessImproper Authenticationcwe-2870%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.