CVE-2025-71279

Published Apr 1, 2026

Last updated 2 months ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2025-71279 describes an improper authentication vulnerability (CWE-287) found in XenForo versions prior to 2.3.7. This security flaw specifically impacts Passkeys that have been added to user accounts. Exploitation of this vulnerability involves an authentication bypass, allowing an attacker to compromise the security of Passkey-based authentication. The attack can be launched remotely and does not require user interaction or elevated privileges. Successful exploitation could result in unauthorized access to user accounts, potentially affecting the confidentiality, integrity, and availability of the affected systems. A patch is available, and users are advised to upgrade to XenForo version 2.3.7 or later.

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.
Source
disclosure@vulncheck.com
NVD status
Analyzed
Products
xenforo

Risk scores

CVSS 4.0

Type
Secondary
Base score
9.3
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
CRITICAL

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

disclosure@vulncheck.com
CWE-287

Social media

Hype score
Not currently trending
  1. 🚨 CVE-2025-71279: XenForo <2.3.7 tem vulnerabilidade crítica em passkeys. CVSS 9.8. Atacantes podem comprometer autenticação sem credenciais.

    @galdinociber

    1 Apr 2026

    168 Impressions

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  2. CVE-2025-71279 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… https://t.co/ndixjUutdh

    @CVEnew

    1 Apr 2026

    146 Impressions

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  3. ⚡ New CVE Alert: CVE-2025-71279 📊 Severity: 9.8 🚨 Risk Level: Critical 🧩 Affects: Multiple / Unspecified Products Reference: https://t.co/owgLP2WPyd #CVE-2025-71279 #CVE #Critical #CyberSecurity #InfoSec https://t.co/cdO2EzKRMh

    @CVEarity

    1 Apr 2026

    99 Impressions

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  4. XenForo Passkey Flaw CVE-2025-71279 Enables Critical Security Bypass https://t.co/OdGJsDnQPB #cybersecuritynews #XenForo

    @cybrsecpath

    1 Apr 2026

    114 Impressions

    0 Retweets

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  5. 🔴 CVE-2025-71279 - Critical 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. https://t.co/pDJtRZDRR8 https://t.co/MOO5GNEw57

    @TheHackerWire

    1 Apr 2026

    128 Impressions

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  6. [CVE-2025-71279: CRITICAL] XenForo <2.3.7 has a security flaw impacting Passkeys in user accounts, compromising authentication security. Keep systems updated for cyber security.#cve,CVE-2025-71279,#cybersecurity https://t.co/OnDyFv8Z9y

    @CveFindCom

    1 Apr 2026

    71 Impressions

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  7. 🚨 CVE-2025-71279: XenForo Passkey Security Bypass ... Passkey bypass with zero auth requirements and 9.3 CVSS means XenForo forums are wide open—patch immediately before att... https://t.co/TxMQtaIJpj #netsec #vulnerability #CVE #sysadmin #zeroday

    @0dayPublishing

    1 Apr 2026

    139 Impressions

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Configurations