CVE-2026-33707

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-33707

Chamilo LMS (affected: prior to 1.11.38 and 2.0.0-RC.3) uses a weak password reset token by generating tokens as sha1(email) with no randomness, no expiration, and no rate limiting. An attacker who knows a user’s email can compute the reset token and change the password without authentication. Th...

EUVD-2026-21561

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-35597

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the TOTP failed-attempt lockout mechanism is non-functional due to a database transaction handling bug. When a TOTP validation fails, the login handler in pkg/routes/api/v1/login.go calls HandleFailedTOTPAuth and then...

CVE-2026-34727

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the OIDC callback handler issues a full JWT token without checking whether the matched user has TOTP two-factor authentication enabled. When a local user with TOTP enrolled is matched via the OIDC email fallback...

CVE-2026-35597

Vikunja prior to 2.3.0 is vulnerable to TOTP brute-forcing because the login failure path writes the account lock status (StatusAccountLocked) on the same DB session that is rolled back after a failed TOTP check. The in-memory counter in HandleFailedTOTPAuth tracks failures, and once it reaches 1...

CVE-2026-35597 Vikunja Affected by TOTP Brute-Force Due to Non-Functional Account Lockout

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the TOTP failed-attempt lockout mechanism is non-functional due to a database transaction handling bug. When a TOTP validation fails, the login handler in pkg/routes/api/v1/login.go calls HandleFailedTOTPAuth and then...

CVE-2026-35597 Vikunja Affected by TOTP Brute-Force Due to Non-Functional Account Lockout

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the TOTP failed-attempt lockout mechanism is non-functional due to a database transaction handling bug. When a TOTP validation fails, the login handler in pkg/routes/api/v1/login.go calls HandleFailedTOTPAuth and then...

CVE-2026-34727 Vikunja ahs a TOTP Two-Factor Authentication Bypass via OIDC Login Path

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the OIDC callback handler issues a full JWT token without checking whether the matched user has TOTP two-factor authentication enabled. When a local user with TOTP enrolled is matched via the OIDC email fallback...

CVE-2026-34727

Vikunja

Vikunja Vulnerable to TOTP Brute-Force Due to Non-Functional Account Lockout

Summary The TOTP failed-attempt lockout mechanism is non-functional due to a database transaction handling bug. The account lock is written to the same database session that the login handler always rolls back on TOTP failure, so the lockout is triggered but never persisted. This allows unlimited...

Brute Force

Overview Affected versions of this package are vulnerable to Brute Force due to improper enforcement of authentication lockout in the login process. An attacker can gain unauthorized access to accounts protected by two-factor authentication by repeatedly submitting incorrect TOTP codes without...

EUVD-2026-21422

Vikunja Vulnerable to TOTP Brute-Force Due to Non-Functional Account Lockout...

GHSA-FGFV-PV97-6CMJ Vikunja Vulnerable to TOTP Brute-Force Due to Non-Functional Account Lockout

Summary The TOTP failed-attempt lockout mechanism is non-functional due to a database transaction handling bug. The account lock is written to the same database session that the login handler always rolls back on TOTP failure, so the lockout is triggered but never persisted. This allows unlimited...

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,...

EUVD-2026-21414

Vikunja has TOTP Two-Factor Authentication Bypass via OIDC Login Path...

GHSA-8JVC-MCX6-R4CG Vikunja has TOTP Two-Factor Authentication Bypass via OIDC Login Path

Summary The OIDC callback handler issues a full JWT token without checking whether the matched user has TOTP two-factor authentication enabled. When a local user with TOTP enrolled is matched via the OIDC email fallback mechanism, the second factor is completely skipped. Details The OIDC callback...

EUVD-2021-34779

A plaintext storage of a password vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to access or influence the user's PIN code due to insecure storage. This may lead to unauthorized VPN configuration and potential interception of subsequent VPN traffic when combin...

CVE-2021-47961

A plaintext storage of a password vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to access or influence the user's PIN code due to insecure storage. This may lead to unauthorized VPN configuration and potential interception of subsequent VPN traffic when combin...

CVE-2021-47961

A plaintext storage of a password vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to access or influence the user's PIN code due to insecure storage. This may lead to unauthorized VPN configuration and potential interception of subsequent VPN traffic when combin...