CVE-2026-63237 TOTP two-factor authentication bypass vulnerability

A TOTP two-factor authentication bypass vulnerability in Koollab LMS allowed an attacker to supply a client-controlled seed to generate a matching one-time password and bypass the second authentication factor, potentially enabling unauthorised access to administrator accounts...

EUVD-2026-48301

Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access...

CVE-2026-15616 Local MFA not enforced during SSO sign-in

Logto does not enforce locally configured MFA during SSO authentication, allowing users to bypass second-factor requirements and grants unauthorized access...

PT-2026-64020

Name of the Vulnerable Software and Affected Versions Logto affected versions not specified Description Logto fails to enforce locally configured Multi-Factor Authentication MFA during Single Sign-On SSO authentication. This flaw allows users to bypass second-factor requirements, potentially...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication in the OIDC login process when the EmailFallback mechanism is enabled. An attacker can gain unauthorized access to accounts protected by TOTP by authenticating to the OIDC provider with a matching email address,...

CVE-2026-32246

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC authorization endpoint allows users with a TOTP-pending session password verified, TOTP not yet completed to obtain authorization codes. An attacker who knows a user's password but not their TOTP secret can obtain...

SUSE CVE-2026-32246

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC authorization endpoint allows users with a TOTP-pending session password verified, TOTP not yet completed to obtain authorization codes. An attacker who knows a user's password but not their TOTP secret can obtain...

CVE-2026-32246

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC authorization endpoint allows users with a TOTP-pending session password verified, TOTP not yet completed to obtain authorization codes. An attacker who knows a user's password but not their TOTP secret can obtain...

CVE-2026-32246

CVE-2026-32246 (Tinyauth) : Tinyauth authentication/authorization server before version 5.0.3 allows an attacker who knows a user’s password but not the TOTP secret to obtain an authorization code and valid OIDC tokens by abusing the OIDC authorization endpoint during a TOTP-pending session. This...

CVE-2026-32246

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC authorization endpoint allows users with a TOTP-pending session password verified, TOTP not yet completed to obtain authorization codes. An attacker who knows a user's password but not their TOTP secret can obtain...

CVE-2026-28787

OneUptime is a solution for monitoring and managing online services. In version 10.0.11 and prior, the WebAuthn authentication implementation does not store the challenge on the server side. Instead, the challenge is returned to the client and accepted back from the client request body during...

OneUptime has WebAuthn 2FA bypass: server accepts client-supplied challenge instead of server-stored value, allowing credential replay

Summary The WebAuthn authentication implementation does not store the challenge on the server side. Instead, the challenge is returned to the client and accepted back from the client request body during verification. This violates the WebAuthn specification W3C Web Authentication Level 2, §13.4.3...

PT-2026-22998

Name of the Vulnerable Software and Affected Versions OneUptime versions 10.0.11 and prior Description The WebAuthn authentication implementation does not store the challenge on the server side. Instead, the challenge is returned to the client and accepted back from the client request body during...

CVE-2025-12628 WP 2FA < 3.0.0 - Second Factor Bypass

The WP 2FA WordPress plugin does not generate backup codes with enough entropy, which could allow attackers to bypass the second factor by brute forcing them...

CVE-2025-12628

CVE-2025-12628 concerns the WordPress plugin “WP 2FA” where backup codes are generated with insufficient entropy, enabling brute-force attempts to bypass the second factor. Affected software: WP 2FA (Two-factor authentication for WordPress) — versions up to 3.0.0 (per enrichment). Root cause: bac...

WordPress plugin WP 2FA 安全漏洞

WordPress and WordPress plugin are both products of the WordPress Foundation.WordPress is a set of blogging platforms developed using the PHP language. The platform has the ability to host personal blog sites on PHP and MySQL based servers.WordPress plugin is an application plugin. A security...

PT-2025-47905

The WP 2FA WordPress plugin does not generate backup codes with enough entropy, which could allow attackers to bypass the second factor by brute forcing them...

CVE-2025-64103 Zitadel Bypass Second Authentication Factor

Starting from 2.53.6, 2.54.3, and 2.55.0, Zitadel only required multi factor authentication in case the login policy has either enabled requireMFA or requireMFAForLocalUsers. If a user has set up MFA without this requirement, Zitadel would consider single factor auhtenticated sessions as valid as...

Nextcloud 授权问题漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. An authorization issue vulnerability exists in Nextcloud versions prior to 29.0.15, prior to 30.0.9, and prior to 31.0.3, which stems from a session...

PT-2024-38553 · Ipswitch · Ws Ftp Server

Name of the Vulnerable Software and Affected Versions: WS FTP Server versions prior to 8.8.8 Description: A missing critical step in the multi-factor authentication of the Web Transfer Module allows users to skip the second-factor verification and log in with username and password only...