PT-2026-53946

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.9.6 Description Improper authorization enforcement in the Streamable MCP transport endpoint allows unauthenticated attackers to access protected MCP project resources and execute MCP operations...

Improper Authorization

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Improper Authorization due to the improper enforcement of security constraints in the default servlet when certain HTTP methods or...

Improper Authorization

Overview org.apache.tomcat.embed:tomcat-embed-core is a Core Tomcat implementation. Affected versions of this package are vulnerable to Improper Authorization due to the improper enforcement of security constraints in the default servlet when certain HTTP methods or method omissions are configure...

Improper Authorization

Overview org.apache.tomcat:tomcat is an implementation of the Java Servlet, JavaServer Pages, Java Expression Language and Java WebSocket technologies. Affected versions of this package are vulnerable to Improper Authorization due to the improper enforcement of security constraints in the default...

DEBIAN-CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

UBUNTU-CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956 Apache Tomcat: Security constraints for default servlet ignored method

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

EUVD-2026-40232

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

CVE-2026-55956 Apache Tomcat: Security constraints for default servlet ignored method

Improper Authorization vulnerability in Apache Tomcat leads to security constraints specified for the default servlet ignoring any method or method omission configured as part of the constraint. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from...

Improper Authorization

Overview Affected versions of this package are vulnerable to Improper Authorization in the token endpoint when the codeVerifierEnforced setting is disabled. An attacker can obtain access tokens without providing the required PKCE code verifier by intercepting an authorization code and redeeming i...

CVE-2026-13591

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...

CVE-2026-13591 DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...

CVE-2026-13591

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...

CVE-2026-13591 DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...

EUVD-2026-40153

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...

CVE-2026-13591 DeepMyst Mysti Contact Tracking ChannelBridge.ts _isTrackedConversation improper authorization

A weakness has been identified in DeepMyst Mysti 0.4.0. Affected is the function isTrackedConversation of the file src/managers/ChannelBridge.ts of the component Contact Tracking. This manipulation of the argument channelType causes improper authorization. The attack may be initiated remotely. A...