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CVE-2026-86246

Apache Tomcat Native: Insecure OpenSSL options enabled

cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-86246

Published

Initialization of a resource with an insecure default vulnerability in Apache Tomcat Native enabled insecure options by default including ALLOW_CLIENT_RENEGOTIATION, NO_EXTENDED_MASTER_SECRET, IGNORE_UNEXPECTED_EOF and ALLOW_NO_DHE_KEX. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier unsupported versions may also be affected. Users are recommended to upgrade to version 2.0.16 or 1.3.9, which fix the issue.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-86246

Published

Apache Tomcat Native

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Apache Software Foundation",
                    "product": "Apache Tomcat Native",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "2.0.0",
                            "lessThanOrEqual": "2.0.15",
                            "versionType": "semver"
                        },
                        {
                            "status": "affected",
                            "version": "1.3.0",
                            "lessThanOrEqual": "1.3.8",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON