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Tracker / CVE-2026-34483

CVE-2026-34483

High 7.5

Improper Encoding or Escaping of Output vulnerability in the JsonAccessLogValve component of Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.40 through 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117 , which fix the issue.

Affected products and versions

apache tomcat · 10.1.0 → 10.1.54
apache tomcat · 11.0.0 → 11.0.21
apache tomcat · 9.0.40 → 9.0.117

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References