CVE-2026-41284

Description

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 to version [FIXED_VERSION], which fixes the issue.

How to fix CVE-2026-41284

To remediate CVE-2026-41284, upgrade the affected package to a fixed version below.

• —upgrade to 10.1.55 or later
• —no fix listed
• —no fix listed
• —upgrade to 9.0.70-2 or later
• —upgrade to 9.0.118 or later
• —upgrade to 9.0.118 or later
• —upgrade to 9.0.118 or later

Is CVE-2026-41284 being exploited?

Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.

Affected packages (7)

• >= 10.1.0, < 10.1.55, >= 11.0.0, < 11.0.22, >= 9.0.0, < 9.0.118
• from 0
• from 0
• from 0, < 9.0.70-2
• from 0, < 9.0.118
• from 0, < 9.0.118
• from 0, < 9.0.118

CVSS scores

References (11)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2026-41284
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2026-41284
• PATCHgithub.com/apache/tomcat
• WEBgithub.com/apache/tomcat/commit/17dacd9aa48628da2eba37a9ab743c0b6c71685c