CVE-2025-55752

CVE-2025-55752：Apache Tomcat パストラバーサル脆弱性 Dockerベースの再現環境で、Apache Tomcat 10.1.44におけるパストラバーサル脆弱性CVE-2025-55752を再現します。 概要 CVE-2025-55752は、Apache TomcatのRewriteValveコンポーネントにおけるパストラバーサル脆弱性です。URLの正規化処理の順序が不適切であることが原因です。つまり、URLの正規化がURLデコードの前に行われるため、攻撃者はURLエンコードされたパストラバーサルシーケンス（例:...

CVE-2025-55752

CVE-2025-55752: Vulnerabilità di Path Traversal in Apache Tomcat Ambiente di riproduzione basato su Docker per CVE-2025-55752, una vulnerabilità di path traversal in Apache Tomcat 10.1.44. Panoramica CVE-2025-55752 è una vulnerabilità di path traversal in RewriteValve di Apache Tomcat causata da...

CVE-2026-65927

An off-by-one error in the RewriteValve of Apache Tomcat affecting the [N] flag causes rewrite processing to restart at the second rule rather than the first, which may bypass access control . Affected versions include 11.0.0-M1 through 11.0.24 , 10.1.0-M1 through 10.1.57 , 9.0.0-M1 through 9.0.1...

CVE-2026-65927 Apache Tomcat: RewriteValve [N] restarts at the second rule and may bypass access control

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...

CVE-2026-65927 Apache Tomcat: RewriteValve [N] restarts at the second rule and may bypass access control

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...

Apache Tomcat 11.0.23 RewriteValve Authentication Bypass

A proof of concept exploit for an authentication bypass vulnerability in Apache Tomcat version 11.0.23. The vulnerability exists because RewriteValve rebuilds decoded request URIs using java.net.URLDecoder, causing literal plus characters to be interpreted differently during security constraint...

OPENSUSE-SU-2026:21490-1 Security update for tomcat11

This update for tomcat11 fixes the following issues - Update to Tomcat 11.0.24 - CVE-2026-59083: Incorrect URL decoding in RewriteValve may allow security control bypass bsc1271397. - CVE-2026-59084: EncryptInterceptor requirements not clearly documented bsc1271398...

OPENSUSE-SU-2026:21486-1 Security update for tomcat

This update for tomcat fixes the following issues: Update to Tomcat 9.0.120. Security issues fixed: - CVE-2026-59083: incorrect URL decoding in RewriteValve may allow security control bypass bsc1271397. - CVE-2026-59084: EncryptInterceptor requirements are not clearly documented bsc1271398. Other...

SUSE-SU-2026:3418-1 Security update for tomcat10

This update for tomcat10 fixes the following issues: Update to Tomcat 10.1.57. Security issues fixed: - CVE-2026-59083: incorrect URL decoding in RewriteValve may allow security control bypass bsc1271397. - CVE-2026-59084: EncryptInterceptor requirements are not clearly documented bsc1271398. Oth...

BIT-TOMCAT-2026-59083 Apache Tomcat: Incorrect URL decoding in RewriteValve may allow security control bypass

Improper Handling of URL Encoding Hex Encoding vulnerability in Apache Tomcat's rewrite valve allowed security constraint bypass for some configurations. This issue affects Apache Tomcat: from 11.0.0 through 11.0.23, from 10.1.0 through 10.1.56, from 9.0.0 through 9.0.119, from 8.5.0 through...

Fixed in Apache Tomcat 11.0.24

Low: EncryptInterceptor requirements not clearly documented CVE-2026-59084 The requirements to securely configure the EncryptInterceptor were not clearly documented. This was fixed with commit 57e80e9b. This issue was reported to the Tomcat security team on 29 June 2026. The issue was made public...

Fixed in Apache Tomcat 9.0.120

Low: EncryptInterceptor requirements not clearly documented CVE-2026-59084 The requirements to securely configure the EncryptInterceptor were not clearly documented. This was fixed with commit 617d7275. This issue was reported to the Tomcat security team on 29 June 2026. The issue was made public...

Fixed in Apache Tomcat 10.1.57

Low: EncryptInterceptor requirements not clearly documented CVE-2026-59084 The requirements to securely configure the EncryptInterceptor were not clearly documented. This was fixed with commit 79466463. This issue was reported to the Tomcat security team on 29 June 2026. The issue was made public...

Always-Incorrect Control Flow Implementation

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Always-Incorrect Control Flow Implementation due to incorrect control flow in the RewriteValve process. An attacker can bypass...

CLSA-2026-1768989206 pki-servlet-engine: Fix of CVE-2025-55752

CVE-2025-55752: fix improper normalization in RewriteValve to prevent path traversal attacks...

Improper Neutralization

Overview org.apache.tomcat.embed:tomcat-embed-core is a Core Tomcat implementation. Affected versions of this package are vulnerable to Improper Neutralization in the RewriteValve class, which handles rewrite rules. If rewrite rules are configured to enforce security constraints, those security...