CVE-2025-55752

🚨🚨 CVE-2025-55752 — Apache Tomcat: Directory-protection bypass via Rewrite Valve → PUT-based RCE🚨🚨 Summary CVE-2025-55752 is a security regression in Apache Tomcat introduced while fixing bug 60013. When the Rewrite Valve is used, Tomcat applies path normalization before URL decoding. This...

Security Bulletin: Vulnerabilities in Apache Tomcat Server library (CVE-2026-59083, CVE-2026-55956) affect Power HMC.

Summary The Apache Tomcat Server library is used by Power Hardware Management Console HMC. HMC has addressed the applicable CVEs. Vulnerability Details CVEID:CVE-2026-59083 DESCRIPTION: Improper Handling of URL Encoding Hex Encoding vulnerability in Apache Tomcat's rewrite valve allowed security...

CVE-2025-55668

CVE-2025-55668 Apache Tomcat - Session fixation via rewrite valve...

RLSA-2026:68677 Important: tomcat security update

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages JSP technologies. Security Fixes: tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication CVE-2026-43512 tomcat-coyote: Apache Tomcat: HTTP/2 request headers not validated CVE-2026-41293...

tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve

A flaw was found in Apache Tomcat. This vulnerability, located in the rewrite valve, is due to improper handling of URL encoding hex encoding. A remote attacker could exploit this to bypass security constraints in certain configurations, potentially gaining unauthorized access or performing actio...

Oracle Linux 9 : tomcat (ELSA-2026-68660)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-68660 advisory. - Resolves: RHEL-192825 HTTP/2 request headers not validated CVE-2026-41293 - Resolves: RHEL-192659 Improper Input Validation vulnerability due to...

tomcat9 security update

1:9.0.120-1 - Resolves: RHEL-192649 Tomcat9: Improper Input Validation vulnerability due to incomplete fix CVE-2026-32990 - Resolves: RHEL-192818 Tomcat9: HTTP/2 request headers not validated CVE-2026-41293 - Resolves: RHEL-219582 Tomcat9: Insufficient documentation for EncryptInterceptor may lea...

Oracle Linux 8 : tomcat (ELSA-2026-68677)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-68677 advisory. - Resolves: RHEL-192806 HTTP/2 request headers not validated CVE-2026-41293 - Resolves: RHEL-219561 Security constraint bypass via improper URL encodi...

AlmaLinux 8 : tomcat (ALSA-2026:68677)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:68677 advisory. tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication CVE-2026-43512 tomcat-coyote: Apache Tomcat: HTTP/2 request headers not...

Oracle Linux 10 : tomcat9 (ELSA-2026-68651)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-68651 advisory. - Resolves: RHEL-192649 Tomcat9: Improper Input Validation vulnerability due to incomplete fix CVE-2026-32990 - Resolves: RHEL-192818 Tomcat9: HTTP/2...

Security Bulletin: Vulnerability in Apache Tomcat affects DB2 Dev Extension (CVE-2026-59083, CVE-2026-59084)

Summary Upgraded tomcat-embed-core to 10.1.57 to remediate CVE-2026-59083 Security Constraint Bypass via URL hex-encoding and CVE-2026-59084 Insufficient EncryptInterceptor Documentation — CVSS Base Score 9.1 Critical — PVR0818163. Vulnerability Details CVEID:CVE-2026-59083 DESCRIPTION: Improper...

tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve

A flaw was found in Apache Tomcat. This vulnerability, located in the rewrite valve, is due to improper handling of URL encoding hex encoding. A remote attacker could exploit this to bypass security constraints in certain configurations, potentially gaining unauthorized access or performing actio...

Apache Tomcat: Apache Tomcat: Incorrect control flow in rewrite valve allows unexpected rule processing

A flaw was found in Apache Tomcat's rewrite valve. This vulnerability involves an incorrect control flow implementation where, during the processing of rewrite rules, if the first condition in an OR chain matched, subsequent non-OR conditions were unexpectedly skipped. This can lead to unintended...

org.apache.tomcat/tomcat-catalina: tomcat: Apache Tomcat: session fixation via rewrite valve

A session fixation vulnerability has been identified in Apache Tomcat, affecting its rewrite functionality. If the rewrite valve is enabled for a web application, an attacker can craft a specific URL. If a victim clicks on this malicious URL, their subsequent interaction with the resource will...

Important: Red Hat Security Advisory: tomcat security update

An update for tomcat is now available for Red Hat Enterprise Linux 8. 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 th...

Moderate: Red Hat Security Advisory: tomcat security, bug fix, and enhancement update

An update for tomcat is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Apache Tomcat: Apache Tomcat: Incorrect control flow in rewrite valve allows unexpected rule processing

A flaw was found in Apache Tomcat's rewrite valve. This vulnerability involves an incorrect control flow implementation where, during the processing of rewrite rules, if the first condition in an OR chain matched, subsequent non-OR conditions were unexpectedly skipped. This can lead to unintended...

tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve

A flaw was found in Apache Tomcat. This vulnerability, located in the rewrite valve, is due to improper handling of URL encoding hex encoding. A remote attacker could exploit this to bypass security constraints in certain configurations, potentially gaining unauthorized access or performing actio...

tomcat: Apache Tomcat: Security constraint bypass via improper URL encoding in rewrite valve

A flaw was found in Apache Tomcat. This vulnerability, located in the rewrite valve, is due to improper handling of URL encoding hex encoding. A remote attacker could exploit this to bypass security constraints in certain configurations, potentially gaining unauthorized access or performing actio...

Apache Tomcat: Apache Tomcat: Incorrect control flow in rewrite valve allows unexpected rule processing

A flaw was found in Apache Tomcat's rewrite valve. This vulnerability involves an incorrect control flow implementation where, during the processing of rewrite rules, if the first condition in an OR chain matched, subsequent non-OR conditions were unexpectedly skipped. This can lead to unintended...