CVE-2026-46474

The Trog::TOTP Perl module, used for generating time-based one-time passwords and two-factor authentication, is vulnerable in versions prior to 1.006 . The root cause is the use of Perl's built-in rand function to generate secrets, which is predictable and unsuitable for security-sensitive operat...

CVE-2025-66489 Cal.com Authentication Bypass via bad TOTP + password checks

Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided, potentially gaining unauthorized access to user accounts. This issue exists due to problematic conditional logic in...

CVE-2025-6015

A flaw was found in github.com/hashicorp/vault. The Time-based One-Time Password TOTP rate-limiting mechanism can be bypassed, allowing the reuse of TOTP tokens. This vulnerability allows a remote attacker to trigger authentication attempts. Successful exploitation can lead to the repeated use of...

CVE-2025-6014

CVE-2025-6014 affects Vault and Vault Enterprise: the TOTP Secrets Engine code validation endpoint can reuse codes within its validity period due to a coding issue. This is a vulnerability in the TOTP verification path, with the impact described as high confidentiality risk and no integrity/avail...

PT-2025-31662

Name of the Vulnerable Software and Affected Versions Vault versions prior to 1.20.1 Vault Enterprise versions prior to 1.20.1 Vault Enterprise version 1.19.7 Vault Enterprise version 1.18.12 Vault Enterprise version 1.16.23 Description The Time-based One-Time Password TOTP Secrets Engine in Vaul...

CVE-2024-5657

The CraftCMS plugin Two-Factor Authentication in versions 3.3.1, 3.3.2 and 3.3.3 discloses the password hash of the currently authenticated user after submitting a valid TOTP...

security-totp.appspot.com Cross Site Scripting vulnerability

Open Bug Bounty ID: OBB-1117883 Security Researcher g0bl1nsec Helped patch 3768 vulnerabilities Received 4 Coordinated Disclosure badges Received 3 recommendations , a holder of 4 badges for responsible and coordinated disclosure, found a security vulnerability affecting security-totp.appspot.com...

SA-CONTRIB-2013-047 - Google Authenticator login - Access Bypass

This module will allow you to add Time-based One-time Password Algorithm also called "Two Step Authentication" or "Multi-Factor Authentication" support to user logins. It works with Google's Authenticator app system and support most if not all OATH based HOTP/TOTP systems. Accidental removal of...