BIT-tomcat-2026-59083

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-59083.json
JSON Data
https://api.osv.dev/v1/vulns/BIT-tomcat-2026-59083
Aliases
Published
2026-07-15T16:00:36.105Z
Modified
2026-07-15T16:15:42.733340447Z
Summary
Apache Tomcat: Incorrect URL decoding in RewriteValve may allow security control bypass
Details

Improper Handling of URL Encoding (Hex Encoding) vulnerability in Apache Tomcat's rewrite valve allowed security constraint bypass for some configurations.

This issue affects Apache Tomcat: from 11.0.0 through 11.0.23, from 10.1.0 through 10.1.56, from 9.0.0 through 9.0.119, from 8.5.0 through 8.5.100. Other versions that have reached end of support may also be affected.

Users are recommended to upgrade to version 11.0.24, 10.1.57 or 9.0.120, which fix the issue.

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

Affected packages

Bitnami / tomcat

Package

Name
tomcat
Purl
pkg:bitnami/tomcat

Severity

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

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.0.120
Introduced
10.1.0
Fixed
10.1.57
Introduced
11.0.0
Fixed
11.0.24

Database specific

source 
"https://github.com/bitnami/vulndb/tree/main/data/tomcat/BIT-tomcat-2026-59083.json"