https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-01T00:33:54.776698+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-42498 CVE-2026-42498 — Apache Tomcat: WebSocket authentication header exposure 2026-10-01T00:33:54.777948+00:00

Affected: Apache Software Foundation Apache Tomcat

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 7.0.109.

Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.