CVE-2026-44475

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44475", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-06T17:18:51.782Z", "datePublished": "2026-05-27T15:15:27.767Z", "dateUpdated": "2026-05-28T15:36:26.428Z"}, "containers": {"cna": {"title": "Ella Core: UE Security Capability bypass on NGAP PathSwitchRequest", "problemTypes": [{"descriptions": [{"cweId": "CWE-358", "lang": "en", "description": "CWE-358: Improperly Implemented Security Check for Standard", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj"}], "affected": [{"vendor": "ellanetworks", "product": "core", "versions": [{"version": "< 1.10.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-27T15:15:27.767Z"}, "descriptions": [{"lang": "en", "value": "Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0."}], "source": {"advisory": "GHSA-pwfh-mqp3-pqwj", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-28T15:35:53.555635Z", "id": "CVE-2026-44475", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-05-28T15:36:26.428Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-44475", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-28T15:35:53.555635Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-28T15:35:58.282Z"}}], "cna": {"title": "Ella Core: UE Security Capability bypass on NGAP PathSwitchRequest", "source": {"advisory": "GHSA-pwfh-mqp3-pqwj", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "ellanetworks", "product": "core", "versions": [{"status": "affected", "version": "< 1.10.0"}]}], "references": [{"url": "https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj", "name": "https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj", "tags": ["x_refsource_CONFIRM"]}], "descriptions": [{"lang": "en", "value": "Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-358", "description": "CWE-358: Improperly Implemented Security Check for Standard"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-27T15:15:27.767Z"}}}, "cveMetadata": {"cveId": "CVE-2026-44475", "state": "PUBLISHED", "dateUpdated": "2026-05-28T15:36:26.428Z", "dateReserved": "2026-05-06T17:18:51.782Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-05-27T15:15:27.767Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "core", "vendor": "ellanetworks", "versions": [{"status": "affected", "version": "< 1.10.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0."}, {"lang": "es", "value": "Ella Core es un n\u00facleo 5G dise\u00f1ado para redes privadas. Antes de la 1.10.0, Ella Core no verifica las capacidades de seguridad del UE recibidas en los mensajes NGAP PathSwitchRequest frente a sus valores almacenados localmente. Un gNB malicioso puede sobrescribir las capacidades de seguridad del UE almacenadas en Ella Core para cualquier UE con valores arbitrarios enviando un \u00fanico PathSwitchRequest manipulado. Esta vulnerabilidad est\u00e1 corregida en la 1.10.0."}], "id": "CVE-2026-44475", "lastModified": "2026-10-26T11:10:00.157", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "LOW", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-44475", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-28T15:35:53.555635Z", "version": "2.0.3"}}]}, "published": "2026-05-27T17:16:39.360", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-358"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.10.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "core", "source": "cna", "vendor": "ellanetworks"}, "product": "core", "vendor": "ellanetworks"}], "created": "2026-05-27T19:45:40.916058+00:00", "updated": "2026-05-28T03:30:05.695685+00:00", "vendors": ["ellanetworks", "ellanetworks$PRODUCT$core"]}