BIT-tomcat-2026-66299

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-66299.json
JSON Data
https://api.test.osv.dev/v1/vulns/BIT-tomcat-2026-66299
Aliases
Published
2026-08-17T05:56:43Z
Modified
2026-09-10T16:00:40Z
Summary
Apache Tomcat: DoS via WebSocket chat example
Details

Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example.

This issue affects Apache Tomcat: from 11.0.0 through 11.0.24, from 10.1.24 through 10.1.57, from 9.0.89 through 9.0.120. Users who have followed the security guidance to remove the examples web application are not affected by this issue.

Users are recommended to remove the examples web application or to upgrade to version 11.0.25, 10.1.58 or 9.0.121 (when released), which fix the issue.

Database specific 
{
    "cpes": [
        "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
}
References

Affected packages

Bitnami / tomcat

Package

Name
tomcat
Purl
pkg:bitnami/tomcat

Severity

  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
9.0.121
Introduced
10.1.24
Fixed
10.1.58
Introduced
11.0.0
Fixed
11.0.25

Database specific

source 
"https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-66299.json"