Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor

A flaw was found in Apache Tomcat. This Padding Oracle vulnerability, present in the EncryptInterceptor with its default configuration, could allow a remote attacker to decrypt sensitive information. By exploiting weaknesses in the encryption padding, an attacker may be able to gain unauthorized...

Apache Tomcat: Apache Tomcat: Configured cipher preference order not preserved

A flaw was found in Apache Tomcat. This vulnerability occurs when the configured cipher preference order is not preserved. This could allow an attacker to bypass intended security configurations, potentially leading to a weakened security posture or information disclosure...

Apache Tomcat: Apache Tomcat: Information disclosure due to improper encoding in JsonAccessLogValve

A flaw was found in the JsonAccessLogValve component of Apache Tomcat. This improper encoding or escaping of output vulnerability could allow an attacker to inject specially crafted data into log files. This could lead to information disclosure or other unintended consequences when the logs are...

tomcat: Apache Tomcat: Certificate revocation bypass due to improper OCSP response validation

A flaw was found in Apache Tomcat. When an Online Certificate Status Protocol OCSP responder is used, the Tomcat Native component, and Tomcat's FFM port of the Tomcat Native code, does not properly verify or check the freshness of the OCSP response. This improper input validation vulnerability...

Apache Tomcat: Apache Tomcat: Authentication bypass via client certificate misconfiguration

A flaw was found in Apache Tomcat where OCSP-based certificate validation may incorrectly soft-fail during CLIENTCERT authentication, even when soft-fail is disabled, under certain FFM-related execution paths. This can result in client certificates being accepted despite failed or unverifiable...

Important: Red Hat Security Advisory: tomcat9 security, bug fix, and enhancement update

An update for tomcat9 is now available for Red Hat Enterprise Linux 10. 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 available for each vulnerability from...

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...

Apache Tomcat: Apache Tomcat: Improper Input Validation vulnerability due to incomplete fix

A flaw was found in Apache Tomcat. This improper input validation vulnerability stems from an incomplete fix for a previous security issue CVE-2025-66614. This flaw may allow an attacker to bypass security controls or cause unexpected behavior within the application...

Important: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 available for...

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: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor

A flaw was found in Apache Tomcat. This Padding Oracle vulnerability, present in the EncryptInterceptor with its default configuration, could allow a remote attacker to decrypt sensitive information. By exploiting weaknesses in the encryption padding, an attacker may be able to gain unauthorized...

Important: Red Hat Security Advisory: tomcat9 security update

An update for tomcat9 is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 available fo...

Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor

A flaw was found in Apache Tomcat. This Padding Oracle vulnerability, present in the EncryptInterceptor with its default configuration, could allow a remote attacker to decrypt sensitive information. By exploiting weaknesses in the encryption padding, an attacker may be able to gain unauthorized...

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...

CVE-2026-55956

A flaw was found in Apache Tomcat where access control rules for the default servlet are improperly handled. An attacker can exploit this issue to bypass specific HTTP method restrictions, potentially gaining unauthorized access to protected application resources. Mitigation Review your...

Exploit for Reliance on Untrusted Inputs in a Security Decision in Apache Tomcat

Lab Description This lab focuses on CVE-2026-34486, a hig...

ALSA-2026:36879 Important: tomcat security, bug fix, and enhancement update

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. Security Fixes: Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive...

ALSA-2026:36788 Important: tomcat security, bug fix, and enhancement update

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. Security Fixes: Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor CVE-2026-29146 Apache Tomcat: Apache Tomcat: Missing Encryption of Sensitive...

ALSA-2026:36790 Important: tomcat9 security, bug fix, and enhancement update

Tomcat is the servlet container that is used in the official Reference Implementation for the Java Servlet and JavaServer Pages technologies. The Java Servlet and JavaServer Pages specifications are developed by Sun under the Java Community Process. Tomcat is developed in an open and participator...

tomcat11-11.0.23-1.1 on GA media (moderate)

tomcat11-11.0.23-1.1 on GA media Announcement ID: openSUSE-SU-2026:11195-1 Rating: moderate Cross-References: CVE-2026-50229 CVE-2026-53404 CVE-2026-53434 CVE-2026-55276 CVE-2026-55955 CVE-2026-55956 CVSS scores: CVE-2026-50229 SUSE : 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVE-2026-5022...