CVE-2026-85056: Improper Authentication

ZITADEL is an open source identity management platform. From 4.0.0 until 4.16.1, ZITADEL Login V2 creates a browser session after password verification and can reuse that session for a later authentication request without verifying a user's enrolled TOTP, OTP, or U2F second factor. When the MFA...

CVE-2026-57178: Improper Authentication

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the vk-app backend accepted VK application callback data without verifying the callback signature when the authkey parameter was omitted. Applications using this backend could treat unsigned...

CVE-2026-57175: Improper Authentication

Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the SAML backend accepted SAML responses on the Assertion Consumer Service endpoint without verifying that they matched a previously issued AuthnRequest. Applications using SAML account association could...

CVE-2026-75907: Improper Authentication

The door access control on a Norwegian Cruise Line asset grants entry based only on the credential's static 7-byte UID stored on an NTAG212 NFC chip. A UID is a manufacturer serial number sent in the clear on every read and is not intended to be secret or to authenticate the holder. Validating on...

CVE-2026-94612: Improper Authentication

authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, an authentik SAML Source verifies an assertion's signature and validity period but does not ensure that the identity provider issued the assertion for that Source or in response to a login request from that...

PT-2026-97724

Name of the Vulnerable Software and Affected Versions PaperCut MF/NG affected versions not specified Description An improper authentication issue allows an unauthenticated remote attacker to trigger report generation. By submitting requests without valid credentials, an attacker can generate...

PT-2026-97729

Name of the Vulnerable Software and Affected Versions DIAEnergie versions prior to 1.11.00.022 Description Improper Authentication in the software allows an attacker to perform an Authentication Bypass, which occurs when an application fails to properly verify the identity of a user or process...

Norwegian Cruise Line door access controller contains an improper authentication vulnerability

Overview Door access controllers used on Norwegian Cruise Line NCL ships contain an improper authentication vulnerability that permits a replayed unique identifer UID from a radio-frequency identification RFID device to grant unauthorized entry to areas secured by these controllers. Description...

Linux Distros Unpatched Vulnerability : CVE-2026-75973

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and...

CVE-2026-96770

All published s2s-proxy versions through 0.2.2 are affected. In versions 0.1.16 through 0.2.2, TLS server listeners use Go's RequireAnyClientCert mode when skipCAVerification is false. This mode checks that the client holds the certificate's private key but does not verify the certificate against...

CVE-2026-53714

A flaw was found in Envoy Gateway. When operating in GatewayNamespaceMode, the xDS gRPC server fails to properly authenticate certain unary Fetch RPCs and State-of-the-World protocol messages. This oversight allows any pod with network access to port 18000 to retrieve sensitive information. An...

CVE-2026-95676 AuthPoint Gateway Improper Authentication in LDAP Sync Allows First-Factor Authentication Bypass

A missing/improper authentication vulnerability in the WatchGuard AuthPoint Gateway's LDAP Sync first-factor authentication allows a remote attacker to bypass single-factor password verification under non-default operating conditions. Additional authentication factors still apply...

CVE-2026-75973

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

DEBIAN-CVE-2026-75973

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

CVE-2026-75973

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

UBUNTU-CVE-2026-75973

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

EUVD-2026-85224

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

CVE-2026-75973

Apache Tomcat is susceptible to an Improper Authentication vulnerability (CVE-2026-75973) when Jakarta Authentication is configured with SimpleAuthConfigProvider as the default provider. If multiple web applications utilize this provider, the realm from the first application to authenticate a req...

CVE-2026-75973 Apache Tomcat: Cross-context authentication mix-up with Jakarta Authentication configured

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...

CVE-2026-75973 Apache Tomcat: Cross-context authentication mix-up with Jakarta Authentication configured

Improper Authentication vulnerability in Apache Tomcat. When Jakarta Authentication was configured with SimpleAuthConfigProvider as the default provider and multiple web application used that provider, the realm for the first web application to authenticate a request would be used for all web...