CVE-2026-82466 Rodauth before 2.46.0 Authentication Bypass via webauthn_login

Rodauth before 2.46.0 contains an authentication bypass vulnerability in the webauthnlogin route that allows logged-in users to authenticate as any other account. Attackers can exploit improper account resolution logic that falls back to session account identifiers instead of validating the...

CVE-2026-82466

Rodauth versions before 2.46.0 contain an authentication bypass in the webauthn_login route. The root cause is improper account resolution logic that falls back to session account identifiers instead of validating the credential binding, allowing a logged-in user to authenticate as any other acco...

PT-2026-83446

Name of the Vulnerable Software and Affected Versions Rodauth versions prior to 2.46.0 Description An authentication bypass exists in the 'webauthn login' route. Logged-in users can authenticate as any other account due to improper account resolution logic. The system incorrectly falls back to...

CVE-2026-47841

An application using Spring Security's WebAuthn support may be vulnerable to user verification bypass when using a distributed HTTP session store. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18...

CVE-2026-47841 WebAuthn User Verification Bypass via Session Serialization

An application using Spring Security's WebAuthn support may be vulnerable to user verification bypass when using a distributed HTTP session store. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18...

EUVD-2026-66639

An application using Spring Security's WebAuthn support may be vulnerable to user verification bypass when using a distributed HTTP session store. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18...

CVE-2026-47841

Spring Security 's WebAuthn support is vulnerable to a user verification bypass when the application uses a distributed HTTP session store . The root cause is tied to session serialization , which can allow an attacker to bypass the user verification step of a WebAuthn authenticator. Affected ver...

CVE-2026-47841: Undefined Security Weakness

An application using Spring Security's WebAuthn support may be vulnerable to user verification bypass when using a distributed HTTP session store. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18...

PT-2026-82233

Name of the Vulnerable Software and Affected Versions Spring Security version 7.1.0 Spring Security versions 7.0.0 through 7.0.6 Spring Security versions 6.5.0 through 6.5.11 Spring Security versions 6.4.0 through 6.4.18 Description An application using WebAuthn support may be vulnerable to user...

BIT-KEYCLOAK-2026-37982 Keycloak: org.keycloak.authentication: keycloak: unauthorized account takeover via webauthn token replay

A flaw was found in Keycloak. This authentication vulnerability allows a remote attacker to replay ExecuteActionsActionToken tokens within Keycloak's WebAuthn Web Authentication flow. By intercepting an execute-actions email link, an attacker can register their own authenticator to a victim's...

BIT-KEYCLOAK-2025-12150 Org.keycloak/keycloak-services: webauthn attestation statement verification bypass

A flaw was found in Keycloak’s WebAuthn registration component. This vulnerability allows an attacker to bypass the configured attestation policy and register untrusted or forged authenticators via submission of an attestation object with fmt: "none", even when the realm is configured to require...

Astra Linux – Vulnerability in Firefox and Thunderbird

If a compromised content process sends an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out-of-bounds write would occur, leading to memory corruption and potentially exploitable crashes. This vulnerability affects Thunderbird 91.8, Firefox 99, and Firefo...

Astra Linux – Vulnerability in Firefox

A malicious website can enter fullscreen mode while simultaneously triggering a WebAuthn prompt. This could have obscured the fullscreen notification and could have been exploited in a spoofing attack. This vulnerability affects Firefox versions earlier than 119...

Astra Linux – Vulnerability in Firefox

If a user visited a webpage with an invalid TLS certificate and granted an exception, the webpage was able to present a WebAuthn challenge that the user was prompted to complete. This violates the WebAuthN specification, which requires a secure transport connection without errors. This...

cve-2026-47841 - HIGH - WebAuthn User Verification Bypass via Session Serialization

cve-2026-47841 - HIGH - WebAuthn User Verification Bypass via Session Serialization...

Comparison of Object References Instead of Object Contents

Overview Affected versions of this package are vulnerable to Comparison of Object References Instead of Object Contents in the process of comparing UserVerificationRequirement during WebAuthn authentication, when using distributed HTTP session stores. An attacker can bypass user verification by...

CVE-2026-76214

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

phpMyFAQ versions before 4.1.7 (affected ≤ 4.1.5) contain a WebAuthn replay attack vulnerability. The root cause is that the login challenge generated by prepareForLogin is never persisted to the database because neither WebAuthn controller saves the mutated key objects. As a result, the anti-rep...

EUVD-2026-62455

phpMyFAQ before 4.1.7 affected versions = 4.1.5 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...

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...