{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91866", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-09-15T09:57:16.031Z", "datePublished": "2026-09-21T11:27:15.767Z", "dateUpdated": "2026-09-21T13:17:25.639Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-09-21T11:27:15.767Z"}, "title": "Apache Neethi: Crafted policies cause unbounded work during intersection leading to denial of service", "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Neethi", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.neethi:neethi", "versions": [{"status": "affected", "version": "0", "lessThan": "3.2.4", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).\nUsers are recommended to upgrade to version 3.2.4, which fixes this issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).<br>Users are recommended to upgrade to version 3.2.4, which fixes this issue."}]}], "references": [{"url": "https://lists.apache.org/thread/zbfxnomgvbmqchqjgc6lk5h0z76k3gh4", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "This issue was found using Claude agents to study the security of open-source projects", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/09/18/13"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-09-21T12:14:36.782Z"}}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-770", "lang": "en", "description": "CWE-770 Allocation of Resources Without Limits or Throttling"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-21T13:16:11.074135Z", "id": "CVE-2026-91866", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-21T13:17:25.639Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/09/18/13"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-09-21T12:14:36.782Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-91866", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-21T13:16:11.074135Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-770", "description": "CWE-770 Allocation of Resources Without Limits or Throttling"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-21T13:16:06.205Z"}}], "cna": {"title": "Apache Neethi: Crafted policies cause unbounded work during intersection leading to denial of service", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "This issue was found using Claude agents to study the security of open-source projects"}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Neethi", "versions": [{"status": "affected", "version": "0", "lessThan": "3.2.4", "versionType": "semver"}], "packageName": "org.apache.neethi:neethi", "collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected"}], "references": [{"url": "https://lists.apache.org/thread/zbfxnomgvbmqchqjgc6lk5h0z76k3gh4", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 1.0.3"}, "descriptions": [{"lang": "en", "value": "A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).\nUsers are recommended to upgrade to version 3.2.4, which fixes this issue.", "supportingMedia": [{"type": "text/html", "value": "A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).<br>Users are recommended to upgrade to version 3.2.4, which fixes this issue.", "base64": false}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-09-21T11:27:15.767Z"}}}, "cveMetadata": {"cveId": "CVE-2026-91866", "state": "PUBLISHED", "dateUpdated": "2026-09-21T13:17:25.639Z", "dateReserved": "2026-09-15T09:57:16.031Z", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "datePublished": "2026-09-21T11:27:15.767Z", "assignerShortName": "apache"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected", "packageName": "org.apache.neethi:neethi", "product": "Apache Neethi", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "3.2.4", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).\nUsers are recommended to upgrade to version 3.2.4, which fixes this issue."}], "id": "CVE-2026-91866", "lastModified": "2026-09-21T18:10:30.343", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-91866", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-21T13:16:11.074135Z", "version": "2.0.3"}}]}, "published": "2026-09-21T12:17:25.000", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread/zbfxnomgvbmqchqjgc6lk5h0z76k3gh4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/09/18/13"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.2.4)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache Neethi", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "neethi", "vendor": "apache"}], "created": "2026-09-21T13:00:14.994440+00:00", "updated": "2026-09-21T19:00:08.466698+00:00", "vendors": ["apache", "apache$PRODUCT$neethi"]}