{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-101296", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-09-28T13:07:28.598Z", "datePublished": "2026-10-20T13:45:39.959Z", "dateUpdated": "2026-10-20T13:45:39.959Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-10-20T13:45:39.959Z"}, "title": "Apache Tomcat: JNDIRealm bind credential validation fails open for non-GSSAPI SASL mechanisms", "problemTypes": [{"descriptions": [{"description": "CWE-304 Missing critical step in authentication", "lang": "en", "cweId": "CWE-304", "type": "CWE"}]}], "source": {"discovery": "EXTERNAL"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Tomcat", "versions": [{"status": "affected", "version": "11.0.0-M1", "lessThanOrEqual": "11.0.26", "versionType": "semver"}, {"status": "affected", "version": "10.1.0-M1", "lessThanOrEqual": "10.1.60", "versionType": "semver"}, {"status": "affected", "version": "9.0.0.M1", "lessThanOrEqual": "9.0.122", "versionType": "semver"}, {"status": "affected", "version": "8.5.0", "lessThanOrEqual": "8.5.100", "versionType": "semver"}, {"status": "affected", "version": "7.0.0", "lessThanOrEqual": "7.0.109", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "A missing critical step in authentication vulnerability in Apache Tomcat when the JNDI realm was configured with with a non GSSAPI SASL authentication mechanism\u00a0allowed attackers to authenticate without providing the correct password.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122.\n\n\n\nThe following versions were EOL at the time the CVE was created but are known to be affected:\u00a0from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\u00a0Other unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A missing critical step in authentication vulnerability in Apache Tomcat when the JNDI realm was configured with with a non GSSAPI SASL authentication mechanism&nbsp;<span>allowed attackers to authenticate without providing the correct password.</span></p><p>This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122.</p><p><span>The following versions were EOL at the time the CVE was created but are known to be affected:</span><span>&nbsp;</span>from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.&nbsp;<span>Other unsupported versions may also be affected.</span></p><p>Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.</p>"}]}], "references": [{"url": "https://lists.apache.org/thread.html/bl52b9go9ckoov8x4v3dt6rkm573cygd", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "important"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "ai Sreewathsa Kovalluri, Shon Babu, and Kannan K of Innspark Solutions Private Limited", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Apache Tomcat", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "11.0.26", "status": "affected", "version": "11.0.0-M1", "versionType": "semver"}, {"lessThanOrEqual": "10.1.60", "status": "affected", "version": "10.1.0-M1", "versionType": "semver"}, {"lessThanOrEqual": "9.0.122", "status": "affected", "version": "9.0.0.M1", "versionType": "semver"}, {"lessThanOrEqual": "8.5.100", "status": "affected", "version": "8.5.0", "versionType": "semver"}, {"lessThanOrEqual": "7.0.109", "status": "affected", "version": "7.0.0", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A missing critical step in authentication vulnerability in Apache Tomcat when the JNDI realm was configured with with a non GSSAPI SASL authentication mechanism\u00a0allowed attackers to authenticate without providing the correct password.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122.\n\n\n\nThe following versions were EOL at the time the CVE was created but are known to be affected:\u00a0from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.\u00a0Other unsupported versions may also be affected.\n\n\n\nUsers are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue."}], "id": "CVE-2026-101296", "lastModified": "2026-10-20T14:16:54.767", "metrics": {}, "published": "2026-10-20T14:16:54.767", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/bl52b9go9ckoov8x4v3dt6rkm573cygd"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-304"}], "source": "security@apache.org", "type": "Primary"}]}

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