BIT-tomcat-2026-43513

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-43513.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-tomcat-2026-43513
Aliases
Published
2026-09-11T05:58:12Z
Modified
2026-09-11T08:25:26Z
Summary
Apache Tomcat: LockOutRealm treats user names as case-sensitive
Details

Improper Handling of Case Sensitivity vulnerability in LockOutRealm in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0 through 11.0.21, from 10.1.0 through 10.1.54, from 9.0.0 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected.

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

Database specific
{
    "cpes": [
        "cpe:2.3:a:apache:tomcat:*:*:*:*:*:maven:*:*"
    ],
    "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:H/I:N/A:N CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
10.0.0
Fixed
10.1.55
Introduced
11.0.0
Fixed
11.0.22
Introduced
9.0.0
Fixed
9.0.118

Database specific

source
"https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-43513.json"