PT-2026-26763

Name of the Vulnerable Software and Affected Versions Vikunja affected versions not specified Description A flaw exists where a Time-based One-Time Password TOTP used for successful 2FA authentication can be reused within its 30-second validity window, allowing subsequent authentication attempts...

PT-2026-26752

Name of the Vulnerable Software and Affected Versions Vikunja versions prior to 2.1.0 Description The Caldav endpoint allows login using Basic Authentication, which bypasses the TOTP for accounts with 2FA enabled. This allows access to project information normally protected by 2FA, such as projec...

Vikunja has a 2FA Bypass via Caldav Basic Auth

The Caldav endpoint allows login using Basic Authentication, which in turn allows users to bypass the TOTP on 2FA-enabled accounts. The user can then access standard project information that would normally be protected behind 2FA if enabled, such as project name, description, etc...

Vikunja has TOTP Reuse During Validity Window

Any user that has enabled 2FA can have their TOTP reused during the standard 30 second validity window...

Runtipi 安全漏洞

Runtipi is an open-source family server orchestrator developed by Runtipi. Versions of Runtipi prior to 4.8.1 contained security vulnerabilities. These vulnerabilities stemmed from the/api/auth/verify-totp endpoint, which did not enforce any rate limits or account locking mechanisms. This allowed...

CVE-2026-32729 Runtipi has a TOTP two-factor authentication bypass via unrestricted brute-force on `/api/auth/verify-totp`

Runtipi is a personal homeserver orchestrator. Prior to 4.8.1, The Runtipi /api/auth/verify-totp endpoint does not enforce any rate limiting, attempt counting, or account lockout mechanism. An attacker who has obtained a user's valid credentials via phishing, credential stuffing, or data breach c...

CVE-2026-32729

Runtipi is a personal homeserver orchestrator. Prior to 4.8.1, The Runtipi /api/auth/verify-totp endpoint does not enforce any rate limiting, attempt counting, or account lockout mechanism. An attacker who has obtained a user's valid credentials via phishing, credential stuffing, or data breach c...

CVE-2026-32729

Runtipi CVE-2026-32729: The /api/auth/verify-totp endpoint lacks rate limiting, attempt counting, and account lockout prior to version 4.8.1, allowing brute-forcing of a 6-digit TOTP if valid credentials are known. The TOTP verification session lasts ~24 hours (default cache TTL), enabling a larg...

CVE-2026-32729 Runtipi has a TOTP two-factor authentication bypass via unrestricted brute-force on `/api/auth/verify-totp`

Runtipi is a personal homeserver orchestrator. Prior to 4.8.1, The Runtipi /api/auth/verify-totp endpoint does not enforce any rate limiting, attempt counting, or account lockout mechanism. An attacker who has obtained a user's valid credentials via phishing, credential stuffing, or data breach c...

GO-2026-4688 Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint in github.com/steveiliop56/tinyauth

Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint in github.com/steveiliop56/tinyauth. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

CVE-2026-32246 Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

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 vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

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 vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

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...

Missing Critical Step in Authentication

Overview Affected versions of this package are vulnerable to Missing Critical Step in Authentication via the OIDC authorize process. An attacker can gain unauthorized access to valid OIDC tokens by leveraging a session where only the password has been verified but the second authentication factor...

EUVD-2026-11681

Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint...

GHSA-3Q28-QJRV-QR39 Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

Summary 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 valid OIDC tokens, completely bypassing the second factor. Details...

Tinyauth vulnerable to TOTP/2FA bypass via OIDC authorize endpoint

Summary 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 valid OIDC tokens, completely bypassing the second factor. Details...

Tinyauth 授权问题漏洞

Tinyauth is an authentication and authorization server developed by Stavros personally. Versions of Tinyauth prior to 5.0.3 had vulnerabilities related to authorization. This vulnerability stemmed from the OIDC authorization endpoint, which allowed users with pending TOTP sessions to obtain...

CVE-2026-32133

2FAuth is a web app to manage Two-Factor Authentication 2FA accounts and generate their security codes. Prior to 6.1.0, a blind SSRF vulnerability exists in 2FAuth that allows authenticated users to make arbitrary HTTP requests from the server to internal networks and cloud metadata endpoints. Th...

CVE-2026-32133

CVE-2026-32133 concerns the 2FAuth web app versioned before 6.1.0. A blind SSRF flaw in the OTP URL’s image parameter allows authenticated users to cause the server to make arbitrary HTTP requests from internal networks and cloud metadata endpoints. The issue is triggered by insufficient validati...