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...

CVE-2026-63237

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-2026-50132

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...

CVE-2026-63237

CVE-2026-63237 describes a TOTP-based two-factor authentication bypass in Koollab LMS. The vulnerability arises from allowing a client-controlled seed to generate a valid one-time password, enabling bypass of the second authentication factor and potentially unauthorized admin access. Affected pro...

CVE-2026-13690

The UsersWP WordPress plugin before 1.2.67 does not validate the selected authentication provider in its two-factor login handler, allowing an attacker who already knows a user's credentials to bypass the second authentication factor and log in as that user...

CVE-2026-13690 UsersWP < 1.2.67 - Two-Factor Authentication Bypass

The UsersWP WordPress plugin before 1.2.67 does not validate the selected authentication provider in its two-factor login handler, allowing an attacker who already knows a user's credentials to bypass the second authentication factor and log in as that user...

CVE-2026-13690

The CVE covers the UsersWP WordPress plugin before 1.2.67. The vulnerability is in the two-factor login handler where the selected authentication provider is not validated, allowing an attacker who already has valid user credentials to bypass 2FA and log in as that user. This constitutes an authe...

EUVD-2026-50117

The UsersWP WordPress plugin before 1.2.67 does not validate the selected authentication provider in its two-factor login handler, allowing an attacker who already knows a user's credentials to bypass the second authentication factor and log in as that user...

CVE-2026-13690 UsersWP < 1.2.67 - Two-Factor Authentication Bypass

The UsersWP WordPress plugin before 1.2.67 does not validate the selected authentication provider in its two-factor login handler, allowing an attacker who already knows a user's credentials to bypass the second authentication factor and log in as that user...

PT-2026-65708

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...

PT-2026-65709

An authentication bypass vulnerability in Koollab LMS allowed an unauthenticated attacker to take over any account, including administrator accounts, by supplying a valid user UUID without providing primary credentials via the 2FA validation endpoint...

PT-2026-65693

The UsersWP WordPress plugin before 1.2.67 does not validate the selected authentication provider in its two-factor login handler, allowing an attacker who already knows a user's credentials to bypass the second authentication factor and log in as that user...

CVE-2026-61609

Pterodactyl is a free, open-source game server management panel. From 1.7.0 until 1.13.0, the authentication rate limiter defined in RouteServiceProvider::configureRateLimiting applied a single global bucket to the login and two-factor checkpoint endpoints instead of keying by IP or account: the...

EUVD-2026-49882

Pterodactyl is a free, open-source game server management panel. From 1.7.0 until 1.13.0, the authentication rate limiter defined in RouteServiceProvider::configureRateLimiting applied a single global bucket to the login and two-factor checkpoint endpoints instead of keying by IP or account: the...

CVE-2026-61609 Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

Pterodactyl is a free, open-source game server management panel. From 1.7.0 until 1.13.0, the authentication rate limiter defined in RouteServiceProvider::configureRateLimiting applied a single global bucket to the login and two-factor checkpoint endpoints instead of keying by IP or account: the...

CVE-2026-61609 Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

Pterodactyl is a free, open-source game server management panel. From 1.7.0 until 1.13.0, the authentication rate limiter defined in RouteServiceProvider::configureRateLimiting applied a single global bucket to the login and two-factor checkpoint endpoints instead of keying by IP or account: the...

CVE-2026-61609

Summary: CVE-2026-61609 affects the Pterodactyl panel (versions 1.7.0–1.13.0). The authentication rate limiter in RouteServiceProvider::configureRateLimiting() applied a single global bucket to the login and two‑factor checkpoint endpoints instead of per‑IP or per‑account keys. This caused a shar...

GHSA-XVC3-826V-XF47 Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

Summary The authentication rate limiter used for the login and two-factor checkpoint endpoints applies a single global bucket shared by every client, instead of keying per IP or per account. An unauthenticated attacker sending 10 requests per minute from one IP exhausts the shared bucket and caus...

Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

Summary The authentication rate limiter used for the login and two-factor checkpoint endpoints applies a single global bucket shared by every client, instead of keying per IP or per account. An unauthenticated attacker sending 10 requests per minute from one IP exhausts the shared bucket and caus...

IR Trends Q2 2026: Phishing and weaponized remote management tools drive attack chains

Phishing was the primary means of gaining initial access this quarter, appearing in over half of all Cisco Talos Incident Response Talos IR engagements - an increase from approximately a third of engagements last quarter. Attackers continued to innovate their delivery methods to evade defenses,...