202 matches found
CVE-2026-11883
The WebAuthn Provider for Two Factor WordPress plugin before 2.5.6 does not correctly validate the second-factor authentication response, allowing an attacker who already knows a user's password to bypass the two-factor authentication requirement by submitting a malformed request...
CVE-2026-11883
CVE-2026-11883 affects the WebAuthn Provider for Two Factor WordPress plugin (before 2.5.6). The vulnerability arises from incorrect validation of the second-factor authentication response, enabling an attacker who already knows a user’s password to bypass 2FA by submitting a malformed request. T...
CVE-2026-54036
LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...
EUVD-2026-39454
LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user or attacker with a stolen session even when 2FA is already fully enabled on the account. This endpoint overwrites the existi...
CVE-2024-27928 Vantage6: 2FA can be circumvented with hacked email access
vantage6 is an open-source infrastructure for privacy preserving analysis. Prior to version 5.0.0, if an attacker hacks into a vantage6 user's email account, they can 1 reset the password via email and then 2 reset the 2FA token via email. This way they reduce 2FA to 1FA email access. Note that...
CVE-2026-12225 syracom Secure Login (2FA) for Confluence allows 2FA bypass via spoofed User-Agent
syracom AG Secure Login 2FA for Atlassian Jira, Confluence, and Bitbucket 3.4.0.x contains an authentication bypass vulnerability. An attacker with valid credentials for a user account can bypass the two-factor authentication flow by sending HTTP requests with a crafted User-Agent header containi...
CVE-2026-12225
CVE-2026-12225 affects syracom Secure Login (2FA) for Atlassian Jira, Confluence and Bitbucket (v3.4.0.x). The vulnerability enables an authentication bypass: an attacker with valid credentials can bypass 2FA by sending requests with a crafted User-Agent (e.g., AtlassianMobileApp, JIRA), allowing...
CVE-2026-48896
Insufficient state checks lead to a vector that allows to bypass 2FA checks...
PT-2026-48125
Summary Froxlor's API authentication FroxlorRPC::validateAuth does not enforce Two-Factor Authentication. When a user admin or customer enables 2FA on their account, the web UI correctly requires a TOTP code after password verification. However, the API accepts requests authenticated with only an...
CVE-2026-8293 Really Simple Security < 9.5.10.1 - Authentication Bypass via Two-Factor OTP Skip
The Really Simple Security WordPress plugin before 9.5.10.1 does not enforce the second-factor challenge in two of its two-factor authentication REST endpoints, allowing an attacker who knows a user's password to obtain a WordPress authentication session for that user without completing the email...
WordPress plugin Really Simple Security 安全漏洞
WordPress and WordPress plugins are both products of the WordPress Foundation. WordPress is a blog platform developed using the PHP language. This platform allows for the creation of personal blog websites on servers based on PHP and MySQL. A WordPress plugin is an application extension. There wa...
CVE-2026-45691
A flaw was found in Nextcloud Server. An attacker could reuse a pre-two-factor authentication 2FA session cookie as a Bearer token. This allows them to authenticate against DAV endpoints, granting unauthorized read and write access and bypassing the mandatory two-factor authentication. Mitigation...
CVE-2026-45691
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...
CVE-2026-45691
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...
CVE-2026-45691 Nextcloud: Bypass of second factor authentication on DAV endpoints
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...
EUVD-2026-33718
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...
CVE-2026-45690
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authentication bypass vulnerability allowed attackers with knowledge of a user's password to circumvent two-factor authentication 2FA protections...
CVE-2026-45690 Nextcloud: Two-Factor Authentication Bypass via Pending Session Token Replay
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authentication bypass vulnerability allowed attackers with knowledge of a user's password to circumvent two-factor authentication 2FA protections...
PT-2026-45534
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, an authentication bypass vulnerability allowed attackers with knowledge of a user's password to circumvent two-factor authentication 2FA protections...
CVE-2026-48897
Insufficient state checks lead to a vector that allows to bypass 2FA checks...