Authentication Bypass by Primary Weakness

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Authentication Bypass by Primary Weakness in the authentication process when using certain authentication mechanisms such as...

Replay Attack

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Replay Attack in the DIGEST authenticator’s nonce-count window handling. An attacker can reuse a valid DIGEST-authenticated request...

Allocation of Resources Without Limits or Throttling

Overview org.apache.tomcat:tomcat-coyote is a Tomcat Connectors and HTTP parser. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the HTTP/2 backlog tracking when a stream is reset. An attacker can exhaust system resources by repeatedly...

Insufficient Session Expiration

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Insufficient Session Expiration due to the improper termination of WebSocket sessions when the associated HTTP session ends. An...

Insufficient Session Expiration

Overview org.apache.tomcat:tomcat-websocket is a Tomcat WebSocket JSR356 implementation. Affected versions of this package are vulnerable to Insufficient Session Expiration due to the improper termination of WebSocket sessions when the associated HTTP session ends. An attacker can maintain access...

EUVD-2026-66190

Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog tracking when a stream is reset This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.39 through 9.0.120. The following versions were...

EUVD-2026-66130

Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through...

EUVD-2026-66132

Incorrect Authorization vulnerability in Apache Tomcat's FORM authentication process allows the bypassing of a security constraint that limits user has access to a resource POST but not GET. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from...

Linux Distros Unpatched Vulnerability : CVE-2026-66422

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in addition...

Linux Distros Unpatched Vulnerability : CVE-2026-73180

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Insufficient Session Expiration vulnerability in Apache Tomcat meant that if the session ID for an authenticated HTTP session was changed after a WebSocket...

Linux Distros Unpatched Vulnerability : CVE-2026-65905

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before windowSize requests have been made, a client makes a...

Linux Distros Unpatched Vulnerability : CVE-2026-65637

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.2...

Linux Distros Unpatched Vulnerability : CVE-2026-65927

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than t...

Linux Distros Unpatched Vulnerability : CVE-2026-68525

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Incorrect Authorization vulnerability in Apache Tomcat's FORM authentication process allows the bypassing of a security constraint that limits user has access t...

Linux Distros Unpatched Vulnerability : CVE-2026-65182

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specifi...

Linux Distros Unpatched Vulnerability : CVE-2026-65183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Time-of-check Time-of-use TOCTOU Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the...

Linux Distros Unpatched Vulnerability : CVE-2026-68569

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 meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the...

Linux Distros Unpatched Vulnerability : CVE-2026-68763

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog tracking when a stream is reset This issue affects...

DEBIAN-CVE-2026-73180

Insufficient Session Expiration vulnerability in Apache Tomcat meant that if the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the Jakarta...

CVE-2026-73180

Insufficient Session Expiration vulnerability in Apache Tomcat meant that if the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the Jakarta...