CVE-2026-70620

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-70620", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-08-04T20:17:18.296Z", "datePublished": "2026-08-04T21:16:32.449Z", "dateUpdated": "2026-11-08T14:08:28.550Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-08T14:08:28.550Z"}, "datePublic": "2026-05-31T00:00:00.000Z", "title": "Odysseus SSRF via Embedding Endpoint Configuration", "descriptions": [{"lang": "en", "value": "Odysseus before commit 87babb5 contains a server-side request forgery vulnerability that allows admin-privileged attackers to direct the server to probe internal network resources by supplying arbitrary URLs to the embedding endpoint configuration without scheme, host, IP range, or DNS rebind validation. Attackers can submit loopback addresses, RFC 1918 ranges, or link-local addresses through the embedding endpoint API to partially read responses from cloud instance metadata services, internal APIs, and other hosts reachable from the server."}], "tags": ["x_open-source"], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-918", "description": "Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "affected": [{"defaultStatus": "affected", "vendor": "odysseus-dev", "product": "odysseus", "packageURL": "pkg:github/odysseus-dev/odysseus", "repo": "https://github.com/odysseus-dev/odysseus", "versions": [{"status": "affected", "version": "0", "versionType": "git", "lessThan": "87babb58d57897089b133b313e2ab6d09e7ef54e"}]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 6.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N"}}], "references": [{"url": "https://aydinnyunus.github.io/2026/06/16/odysseus-embedding-endpoint-takeover/", "name": "Researcher Blog", "tags": ["technical-description", "exploit"]}, {"url": "https://github.com/odysseus-dev/odysseus/issues/132", "name": "Researcher Disclosure", "tags": ["technical-description", "exploit", "issue-tracking"]}, {"url": "https://github.com/odysseus-dev/odysseus/pull/1206", "name": "Pull Request", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/odysseus-dev/odysseus/commit/87babb58d57897089b133b313e2ab6d09e7ef54e", "name": "Patch Commit", "tags": ["patch"]}, {"url": "https://www.vulncheck.com/advisories/odysseus-ssrf-via-embedding-endpoint-configuration", "tags": ["third-party-advisory"]}], "credits": [{"lang": "en", "value": "Yunus AYDIN", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "vulncheck"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-05T14:16:42.703887Z", "id": "CVE-2026-70620", "options": [{"Exploitation": "poc"}, {"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": "2026-08-05T14:16:53.492Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-70620", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-05T14:16:42.703887Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-05T14:16:47.643Z"}}], "cna": {"tags": ["x_open-source"], "title": "Odysseus SSRF via Embedding Endpoint Configuration", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "Yunus AYDIN"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}, {"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"repo": "https://github.com/odysseus-dev/odysseus", "vendor": "odysseus-dev", "product": "odysseus", "versions": [{"status": "affected", "version": "0", "lessThan": "87babb58d57897089b133b313e2ab6d09e7ef54e", "versionType": "git"}], "packageURL": "pkg:github/odysseus-dev/odysseus", "defaultStatus": "affected"}], "datePublic": "2026-05-31T00:00:00.000Z", "references": [{"url": "https://aydinnyunus.github.io/2026/06/16/odysseus-embedding-endpoint-takeover/", "name": "Researcher Blog", "tags": ["technical-description", "exploit"]}, {"url": "https://github.com/odysseus-dev/odysseus/issues/132", "name": "Researcher Disclosure", "tags": ["technical-description", "exploit", "issue-tracking"]}, {"url": "https://github.com/odysseus-dev/odysseus/pull/1206", "name": "Pull Request", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/odysseus-dev/odysseus/commit/87babb58d57897089b133b313e2ab6d09e7ef54e", "name": "Patch Commit", "tags": ["patch"]}, {"url": "https://www.vulncheck.com/advisories/odysseus-ssrf-via-embedding-endpoint-configuration", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck"}, "descriptions": [{"lang": "en", "value": "Odysseus before commit 87babb5 contains a server-side request forgery vulnerability that allows admin-privileged attackers to direct the server to probe internal network resources by supplying arbitrary URLs to the embedding endpoint configuration without scheme, host, IP range, or DNS rebind validation. Attackers can submit loopback addresses, RFC 1918 ranges, or link-local addresses through the embedding endpoint API to partially read responses from cloud instance metadata services, internal APIs, and other hosts reachable from the server."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-918", "description": "Server-Side Request Forgery (SSRF)"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-08T14:08:28.550Z"}}}, "cveMetadata": {"cveId": "CVE-2026-70620", "state": "PUBLISHED", "dateUpdated": "2026-11-08T14:08:28.550Z", "dateReserved": "2026-08-04T20:17:18.296Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-08-04T21:16:32.449Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "affected", "packageURL": "pkg:github/odysseus-dev/odysseus", "product": "odysseus", "repo": "https://github.com/odysseus-dev/odysseus", "vendor": "odysseus-dev", "versions": [{"lessThan": "87babb58d57897089b133b313e2ab6d09e7ef54e", "status": "affected", "version": "0", "versionType": "git"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Odysseus before commit 87babb5 contains a server-side request forgery vulnerability that allows admin-privileged attackers to direct the server to probe internal network resources by supplying arbitrary URLs to the embedding endpoint configuration without scheme, host, IP range, or DNS rebind validation. Attackers can submit loopback addresses, RFC 1918 ranges, or link-local addresses through the embedding endpoint API to partially read responses from cloud instance metadata services, internal APIs, and other hosts reachable from the server."}, {"lang": "es", "value": "Odysseus antes del commit 87babb5 contiene una vulnerabilidad de falsificaci\u00f3n de petici\u00f3n del lado del servidor que permite a atacantes con privilegios de administrador dirigir el servidor para sondear recursos de red internos suministrando URLs arbitrarias a la configuraci\u00f3n del punto final de incrustaci\u00f3n sin validaci\u00f3n de esquema, host, rango de IP o rebind de DNS. Los atacantes pueden enviar direcciones de bucle invertido, rangos RFC 1918 o direcciones de enlace local a trav\u00e9s de la API del punto final de incrustaci\u00f3n para leer parcialmente respuestas de servicios de metadatos de instancias en la nube, APIs internas y otros hosts accesibles desde el servidor."}], "id": "CVE-2026-70620", "lastModified": "2026-10-24T15:10:00.190", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 4.0, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-70620", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-05T14:16:42.703887Z", "version": "2.0.3"}}]}, "published": "2026-08-04T22:17:17.727", "references": [{"source": "disclosure@vulncheck.com", "url": "https://aydinnyunus.github.io/2026/06/16/odysseus-embedding-endpoint-takeover/"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/odysseus-dev/odysseus/commit/87babb58d57897089b133b313e2ab6d09e7ef54e"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/odysseus-dev/odysseus/issues/132"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/odysseus-dev/odysseus/pull/1206"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/odysseus-ssrf-via-embedding-endpoint-configuration"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,87babb58d57897089b133b313e2ab6d09e7ef54e)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "odysseus", "source": "cna", "vendor": "odysseus-dev"}, "product": "odysseus", "vendor": "odysseus-dev"}], "created": "2026-08-04T22:45:03.801765+00:00", "updated": "2026-08-05T10:18:54.495668+00:00", "vendors": ["odysseus-dev", "odysseus-dev$PRODUCT$odysseus"]}