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CVE-2025-71279

XenForo Passkey Security Bypass

Published: Apr 1, 2026Updated: Apr 1, 2026 Sources: CVE List NVDCWE-287
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
0.5%
Top 64.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-287

Affected Products

XenForoXenForo
On-prem
Web & CMS Plugins / forum-wiki
xenforoxenforo
On-prem
Web & CMS Plugins / forum-wiki
xenforocommercialWeb & CMS Pluginsaka xenforo forum

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

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

Timeline

Published
Apr 1, 2026
Last Updated
Apr 1, 2026

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