CVE-2026-76214 phpMyFAQ before 4.1.7 WebAuthn Replay Attack via Challenge

phpMyFAQ before 4.1.7 fails to persist the WebAuthn login challenge generated by prepareForLogin, because neither WebAuthn controller saves the mutated key objects back to the database. At login the anti-replay comparison is skipped by its own null guard, allowing an attacker who captures a...

CVE-2026-76214: Authentication Bypass by Capture-replay

phpMyFAQ before 4.1.7 fails to persist the WebAuthn login challenge generated by prepareForLogin, because neither WebAuthn controller saves the mutated key objects back to the database. At login the anti-replay comparison is skipped by its own null guard, allowing an attacker who captures a...

PT-2026-78396

Name of the Vulnerable Software and Affected Versions phpMyFAQ versions prior to 4.1.7 Description The software fails to persist the WebAuthn login challenge generated by the prepareForLogin function because the WebAuthn controller does not save the mutated key objects back to the database. Durin...

ANT-2026-0JJXMV3G · supabase/auth · privilege-escalation

privilege-escalation medium Severity Claude medium · Security research firm - · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis of this finding, sealed at approval. ANT-2026-0JJXMV3G: Passkey registration requires no step-up authentication The POST...

FreeBSD : phpmyfaq -- multiple vulnerabilities (7a691536-968b-11f1-9863-50ebf6bdf8e9)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 7a691536-968b-11f1-9863-50ebf6bdf8e9 advisory. phpMyFAQ team reports: The WebAuthn login flow never persists the challenge it issues, so the replay...

CVE-2026-72780

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

CVE-2026-72780 Craft CMS before 5.10.5 WebAuthn Assertion Replay via login-with-passkey

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

CVE-2026-72780 Craft CMS before 5.10.5 WebAuthn Assertion Replay via login-with-passkey

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

CVE-2026-72780 Craft CMS before 5.10.5 WebAuthn Assertion Replay via login-with-passkey

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

CVE-2026-72780

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

EUVD-2026-56104

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

CVE-2026-72780

CVE-2026-72780 affects Craft CMS prior to 5.10.5. The issue arises in the passkey login endpoint where WebAuthn assertion validation fails to persist updated credential counters, allowing an attacker to replay captured login request bodies containing requestOptions and response to create addition...

CVE-2026-72780: Authentication Bypass by Capture-replay

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

PT-2026-70198

Craft CMS before 5.10.5 fails to persist updated credential counters after WebAuthn assertion validation in the passkey login endpoint. Attackers can replay captured login request bodies containing requestOptions and response to create additional authenticated sessions for victim accounts...

Pass-The-Passkey Family of Attacks

Research on passkey security uncovered three practically exploitable zero-day vulnerabilities in Windows 11 and Microsoft Entra ID. Two of them form a replay chain: Windows writes complete WebAuthn assertions to the event log for device-bound and hybrid authenticators, while Microsoft Entra ID...

Craft CMS: Passkey login accepts replayed WebAuthn assertions

Craft CMS passkey login accepts WebAuthn requestOptions from the unauthenticated login request body and does not persist the updated credential counter returned by the WebAuthn assertion validator. A captured passkey login request body can therefore be replayed because the old challenge is accept...

PT-2026-76008

Craft CMS passkey login accepts WebAuthn requestOptions from the unauthenticated login request body and does not persist the updated credential counter returned by the WebAuthn assertion validator. A captured passkey login request body can therefore be replayed because the old challenge is accept...

CVE-2026-48084

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Versions prior to 1.0.2 don't throttle failed passphrase login attempts. An attacker can submit unlimited wrong passphrase guesses against any known email address, capped only by the Argon2...

CVE-2026-48087 OpenReception: WebAuthn passkey injection allows account takeover

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, the registration handler at POST /api/auth/register/userId validates the relationship between the WebAuthn challenge and the registration cookie's email but never...

CVE-2026-48087

OpenReception’s appointment booking software (before v1.0.2) is vulnerable in the /api/auth/register/{userId} flow. The handler validates the WebAuthn challenge against the registration cookie’s email but does not verify that the URL’s userId belongs to that email. An unauthenticated attacker can...