CVE-2026-68569

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Source
https://cve.org/CVERecord?id=CVE-2026-68569
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-68569.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-68569
Aliases
Downstream
Published
2026-08-25T21:59:17.438Z
Modified
2026-08-28T16:55:36.147227065Z
Severity
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
Summary
Apache Tomcat: Principal lookup can fail open in some cases
Details

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances (e.g. CLIENT-CERT, SPNEGO) that a user would be authenticated even if the user did not exist in the DataSourceRealm.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through 9.0.120.

The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68569.json",
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "11.0.0-M1"
                },
                {
                    "last_affected": "11.0.24"
                },
                {
                    "introduced": "10.1.0-M1"
                },
                {
                    "last_affected": "10.1.57"
                },
                {
                    "introduced": "9.0.0.M1"
                },
                {
                    "last_affected": "9.0.120"
                },
                {
                    "introduced": "8.5.0"
                },
                {
                    "last_affected": "8.5.100"
                },
                {
                    "introduced": "7.0.0"
                },
                {
                    "last_affected": "70.109"
                }
            ]
        },
        {
            "source": "DESCRIPTION",
            "extracted_events": [
                {
                    "introduced": "11.0.0-M1"
                },
                {
                    "fixed": "11.0.24"
                },
                {
                    "introduced": "10.1.0-M1"
                },
                {
                    "fixed": "10.1.57"
                },
                {
                    "introduced": "9.0.0.M1"
                },
                {
                    "fixed": "9.0.120"
                },
                {
                    "introduced": "8.5.0"
                },
                {
                    "fixed": "8.5.100"
                },
                {
                    "introduced": "7.0.0"
                },
                {
                    "fixed": "7.0.109"
                }
            ]
        }
    ],
    "cwe_ids": [
        "CWE-287"
    ],
    "cna_assigner": "apache"
}
References

Affected packages

Git / github.com/apache/tomcat

Affected ranges

Type
GIT
Repo
https://github.com/apache/tomcat
Events
Introduced
e498667bd7811e846771a852b16ce9f1e524b81b
Last affected
2cdef2c0241cdf70b5edd88d3733a52e6b675047
Database specific
Show details 
{
    "source": "CPE_RANGE",
    "cpe": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "7.0.0"
        },
        {
            "last_affected": "7.0.109"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-68569.json"