Apache Tomcat Examples Web Application - Cross-Site Scripting

Apache Tomcat 8.5.50 to 8.5.81, 9.0.30 to 9.0.64, 10.0.0-M1 to 10.0.22, and 10.1.0-M1 to 10.1.0-M16 contain a reflected cross-site scripting caused by displaying unfiltered user data in the Form authentication example, letting attackers execute scripts in victim browsers, exploit requires attacke...

PT-2026-57993

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.23 Apache Tomcat versions 10.1.0-M1 through 10.1.56 Apache Tomcat versions 9.0.13 through 9.0.119 Apache Tomcat versions 8.5.38 through 8.5.100 Apache Tomcat versions 7.0.100 through 7.0.109...

Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive Data due to EncryptInterceptor bypass

A flaw was found in Apache Tomcat. This vulnerability, categorized as Missing Encryption of Sensitive Data, arises from a bypass in the EncryptInterceptor, a component designed to ensure data encryption. This bypass, introduced as a fix for CVE-2026-29146, allows sensitive data to remain...

Important: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive Data due to EncryptInterceptor bypass

A flaw was found in Apache Tomcat. This vulnerability, categorized as Missing Encryption of Sensitive Data, arises from a bypass in the EncryptInterceptor, a component designed to ensure data encryption. This bypass, introduced as a fix for CVE-2026-29146, allows sensitive data to remain...

Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive Data due to EncryptInterceptor bypass

A flaw was found in Apache Tomcat. This vulnerability, categorized as Missing Encryption of Sensitive Data, arises from a bypass in the EncryptInterceptor, a component designed to ensure data encryption. This bypass, introduced as a fix for CVE-2026-29146, allows sensitive data to remain...

Apache Tomcat: Apache Tomcat: Open Redirect vulnerability via LoadBalancerDrainingValve

A flaw was found in Apache Tomcat. This open redirect vulnerability allows an attacker to redirect a user to an untrusted site. This occurs through the LoadBalancerDrainingValve, which can be exploited to manipulate URL redirection. The primary impact is that users may be unknowingly directed to...

tomcat: security constraint bypass with HTTP/0.9

A flaw was found in Tomcat. An improper input validation vulnerability allows an attacker to bypass security constraints. Specifically, if a security constraint is configured to permit HEAD requests to a URI but deny GET requests, a malformed or specification invalid HEAD request using the HTTP/0...

SUSE CVE-2026-50229

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in the number guess example for Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, fro...

Linux Distros Unpatched Vulnerability : CVE-2026-55956

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 leads to security constraints specified for the default servlet ignoring any method or method omission...

Linux Distros Unpatched Vulnerability : CVE-2026-50229

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in the number guess example for Apache Tomcat. This issue affects Apac...

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-2026-55276

Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty authorisation constraints were not included when the effective web.xml was logged. 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-2026-50229

Improper Neutralization of Script-Related HTML Tags in a Web Page Basic XSS vulnerability in the number guess example for Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, fro...

CVE-2026-53404

Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat's rewrite valve meant that if the first condition in an OR chain matched, subsequent non-OR conditions were skipped. 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-2026-55955

Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.13 through 9.0.18, from 8.5.38 through 8.5.100, fro...

PT-2026-53743

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.22 Apache Tomcat versions 10.1.0-M1 through 10.1.55 Apache Tomcat versions 9.0.0.M1 through 9.0.118 Apache Tomcat versions 8.5.0 through 8.5.100 Description An always-incorrect control flow...

Security Bulletin: Vulnerability in Apache Tomcat affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in Apache Tomcat has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. . The vulnerability have been addressed. Refer to details for additional information...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerabilities in pygments-2.19.2-py3-none-any.whl

Summary IBM Watson Discovery Cartridge affected by vulnerabilities in pygments-2.19.2-py3-none-any.whl Vulnerability Details CVEID:CVE-2026-34483 DESCRIPTION: Improper Encoding or Escaping of Output vulnerability in the JsonAccessLogValve component of Apache Tomcat. This issue affects Apache...

RHEL 9 : tomcat (RHSA-2026:26323)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:26323 advisory. Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. Security Fixes: tomcat: Apache Tomcat: Certificate...