{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67552", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-07-29T18:54:36.897Z", "datePublished": "2026-08-05T05:32:58.378Z", "dateUpdated": "2026-08-06T15:37:28.470Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "org.apache.qpid", "product": "Apache Qpid Proton Dotnet", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "1.0.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<div>A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service.</div><div>This issue affects Apache Qpid Proton-Dotnet through 1.0.0.</div><div>Users are recommended to upgrade to version 1.1.0, which fixes the issue</div>"}], "value": "A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service.\n\nThis issue affects Apache Qpid Proton-Dotnet through 1.0.0.\n\nUsers are recommended to upgrade to version 1.1.0, which fixes the issue"}], "metrics": [{"other": {"content": {"text": "important"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-674", "description": "CWE-674 Uncontrolled Recursion", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-08-05T05:32:58.378Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/4dyg0gycrv55ox4oywqght61b053g8xj"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache Qpid Proton Dotnet: Unbounded type nesting can lead to pre-authentication stackoverflow", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/08/04/23"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-08-05T06:58:05.076Z"}}, {"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": "2026-08-06T15:13:20.391220Z", "id": "CVE-2026-67552", "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": "2026-08-06T15:37:28.470Z"}}]}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.0.0]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}]}, "product": "qpid_proton_dotnet", "vendor": "apache"}], "created": "2026-08-05T07:45:03.643748+00:00", "updated": "2026-08-07T11:13:19.953517+00:00", "vendors": ["apache", "apache$PRODUCT$qpid_proton_dotnet"]}