{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-80353", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-08-26T10:00:39.931Z", "datePublished": "2026-10-20T13:42:05.844Z", "dateUpdated": "2026-10-20T13:42:05.844Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-10-20T13:42:05.844Z"}, "title": "Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets - Fix for CVE-2026-65183 did not address APR connector", "problemTypes": [{"descriptions": [{"description": "CWE-367 Time-of-check time-of-use (TOCTOU) race condition", "lang": "en", "cweId": "CWE-367", "type": "CWE"}]}], "source": {"discovery": "EXTERNAL"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Tomcat", "versions": [{"status": "affected", "version": "9.0.47", "lessThanOrEqual": "9.0.122", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "Time-of-check time-of-use (TOCTOU) race condition vulnerability in Apache Tomcat\u00a0when creating unix domain sockets for the APR/Native connector allows an unauthorised local user to access the unix domain socket. The fix for CVE-2026-65183 only addressed the NIO connector. It did not address the same issue in the APR/Native connector.\n\n\n\nThis issue affects Apache Tomcat: from 9.0.47 through 9.0.122.\n\n\n\nUsers are recommended to upgrade to version 9.0.123, which fixes the issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Time-of-check time-of-use (TOCTOU) race condition vulnerability in Apache Tomcat&nbsp;<span>when creating unix domain sockets for the APR/Native connector allows an unauthorised local user to access the unix domain socket. The fix for CVE-2026-65183 only addressed the NIO connector. It did not address the same issue in the APR/Native connector.</span></p><p>This issue affects Apache Tomcat: from 9.0.47 through 9.0.122.</p><p>Users are recommended to upgrade to version 9.0.123, which fixes the issue.</p>"}]}], "references": [{"url": "https://lists.apache.org/thread.html/tr0q87qwvs80p9hc53tkwpzvnx0ywftr", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "low"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "h1ei1", "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": "9.0.122", "status": "affected", "version": "9.0.47", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Time-of-check time-of-use (TOCTOU) race condition vulnerability in Apache Tomcat\u00a0when creating unix domain sockets for the APR/Native connector allows an unauthorised local user to access the unix domain socket. The fix for CVE-2026-65183 only addressed the NIO connector. It did not address the same issue in the APR/Native connector.\n\n\n\nThis issue affects Apache Tomcat: from 9.0.47 through 9.0.122.\n\n\n\nUsers are recommended to upgrade to version 9.0.123, which fixes the issue."}], "id": "CVE-2026-80353", "lastModified": "2026-10-20T19:35:38.940", "metrics": {}, "published": "2026-10-20T14:17:03.283", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/tr0q87qwvs80p9hc53tkwpzvnx0ywftr"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "security@apache.org", "type": "Primary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.0.47,9.0.122]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache Tomcat", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "apache_tomcat", "vendor": "apache"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.0.47,9.0.122]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache Tomcat", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "tomcat", "vendor": "apache"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[9.0.47,9.0.122]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache Tomcat", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "tomcat", "vendor": "apache_software_foundation"}], "created": "2026-10-20T16:15:14.274385+00:00", "updated": "2026-10-20T17:45:13.841996+00:00", "vendors": ["apache", "apache$PRODUCT$apache_tomcat", "apache$PRODUCT$tomcat", "apache_software_foundation", "apache_software_foundation$PRODUCT$tomcat"]}