CVE-2026-41293

Summary: CVE-2026-41293 is an Apache Tomcat vulnerability described as an Improper Input Validation issue. The connected sources confirm impact across multiple Tomcat branches: 11.0.0-M1 to 11.0.21, 10.1.0-M1 to 10.1.54, 9.0.0.M1 to 9.0.117, and 10.0.0-M1 to 10.0.27. The CVSS 3.1 data indicates a...

CVE-2026-41293 Apache Tomcat: HTTP/2 request headers not validated

Improper Input Validation vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 through 10.0.27. Older, end of support versions may also be affected. Users are recommended to...

CVE-2026-42498 Apache Tomcat: WebSocket authentication header exposure

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through...

CVE-2026-42498 Apache Tomcat: WebSocket authentication header exposure

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through...

CVE-2026-42498

CVE-2026-42498 affects Apache Tomcat across multiple branches (7.0.83–7.0.109, 8.5.24–8.5.100, 9.0.2–9.0.117, 10.1.0-M1–10.1.54, 11.0.0-M1–11.0.21). Root cause: exposure of the HTTP Authentication header to unintended hosts during WebSocket authentication, enabling header leakage when a WebSocket...

CVE-2026-42498

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through...

CVE-2026-42498 Apache Tomcat: WebSocket authentication header exposure

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through...

CVE-2026-41284 Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117. Older, unsupported versions may also be affected. Users are recommended to upgrade ...

CVE-2026-41284 Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117. Older, unsupported versions may also be affected. Users are recommended to upgrade ...

CVE-2026-41284

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117. Older, unsupported versions may also be affected. Users are recommended to upgrade ...

CVE-2026-41284

CVE-2026-41284 describes an unbounded read vulnerability in WebDAV LOCK and PROPFIND handling in Apache Tomcat. Affected ranges include Tomcat 11.0.0-M1–11.0.21, 10.1.0-M1–10.1.54, and 9.0.0.M1–9.0.117 (older, unsupported versions may also be affected). The issue is triggered by a resource alloca...

CVE-2026-41284 Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117. Older, unsupported versions may also be affected. Users are recommended to upgrade ...

PT-2026-40074

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.21 Apache Tomcat versions 10.1.0-M1 through 10.1.54 Apache Tomcat versions 9.0.0.M1 through 9.0.117 Apache Tomcat versions 8.5.0 through 8.5.100 Apache Tomcat versions 7.0.0 through 7.0.109...

PT-2026-40068

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.21 Apache Tomcat versions 10.1.0-M1 through 10.1.54 Apache Tomcat versions 9.0.0.M1 through 9.0.117 Description An issue exists involving the allocation of resources without limits or throttling...

Apache Tomcat 信息泄露漏洞

Apache Tomcat is a lightweight web application server developed by the Apache Foundation in the United States. It supports Servlet and JavaServer Page JSP technologies. Apache Tomcat has a vulnerability related to information leakage, which stems from exposing HTTP authentication headers to...

PT-2026-40069

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.21 Apache Tomcat versions 10.1.0-M1 through 10.1.54 Apache Tomcat versions 9.0.0.M1 through 9.0.117 Apache Tomcat versions 10.0.0-M1 through 10.0.27 Description Improper Input Validation occurs in...

Apache Tomcat 输入验证错误漏洞

Apache Tomcat is a lightweight web application server developed by the Apache Foundation in the United States. It supports Servlet and JavaServer Page JSP technologies. Vulnerabilities exist in versions of Apache Tomcat from 11.0.0-M1 to 11.0.21, 10.1.0-M1 to 10.1.54, 9.0.0.M1 to 9.0.117, and...

PT-2026-40443

Name of the Vulnerable Software and Affected Versions efw4.X versions prior to 4.08.010 Description The unZip function in efw.file.FileManager writes zip entries to disk using new FilebaseDir, zipEntry.getName without performing a canonical-path check. This allows an attacker to use entry names...

Apache Tomcat 安全漏洞

Apache Tomcat is a lightweight Web application server developed by the Apache Foundation in the United States. It supports Servlet and JavaServer Page JSP technologies. Security vulnerabilities exist in versions of Apache Tomcat from 11.0.0-M1 to 11.0.21, from 10.1.0-M1 to 10.1.54, and from...

PT-2026-40071

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.21 Apache Tomcat versions 10.1.0-M1 through 10.1.54 Apache Tomcat versions 9.0.0.M1 through 9.0.117 Apache Tomcat versions 8.5.0 through 8.5.100 Apache Tomcat versions prior to 7.0.0 Description An...