{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-88817", "assignerOrgId": "24a3c815-5f22-4d74-967a-30958d6466f4", "state": "PUBLISHED", "assignerShortName": "airbus", "dateReserved": "2026-09-10T08:48:49.299Z", "datePublished": "2026-09-16T12:10:36.202Z", "dateUpdated": "2026-09-16T13:13:51.032Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "24a3c815-5f22-4d74-967a-30958d6466f4", "shortName": "airbus", "dateUpdated": "2026-09-16T12:10:36.202Z"}, "title": "Privilege escalation via legacy access group creation endpoint", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-269", "description": "CWE-269 Improper Privilege Management", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "type": "CWE"}]}], "affected": [{"vendor": "Curiosity GmbH", "product": "Curiosity Workspace", "versions": [{"status": "affected", "version": "26.8.70362", "versionType": "semver"}, {"status": "unaffected", "version": "26.8.70363", "versionType": "semver"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "An authenticated, non-guest user of Curiosity Workspace could enroll themselves as an administrator and member of an existing access group without an invitation or approval.\n\n\n\nIt did not grant application-wide administrator privileges, and the vulnerability could not be used to obtain root access to the application or its underlying host.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An authenticated, non-guest user of Curiosity Workspace could enroll themselves as an administrator and member of an existing access group without an invitation or approval.</p><p>It did not grant application-wide administrator privileges, and the vulnerability could not be used to obtain root access to the application or its underlying host.</p><br>"}]}], "references": [{"url": "https://docs.curiosity.ai/security/advisories/cve-2026-88817", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "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": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "solutions": [{"lang": "en", "value": "The following updates will fix this vulnerability:\n\n * \n\nCuriosity Workplace =>26.8.70363", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>The following updates will fix this vulnerability:</p><ul><li><p>Curiosity Workplace =&gt;26.8.70363</p></li></ul>"}]}], "credits": [{"lang": "en", "value": "DELANNOY Marc-Antoine [Airbus Protect] - <vuln@airbus.com>", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-16T13:11:20.243964Z", "id": "CVE-2026-88817", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-16T13:13:51.032Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "Curiosity Workspace", "vendor": "Curiosity GmbH", "versions": [{"status": "affected", "version": "26.8.70362", "versionType": "semver"}, {"status": "unaffected", "version": "26.8.70363", "versionType": "semver"}]}], "source": "cert@airbus.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An authenticated, non-guest user of Curiosity Workspace could enroll themselves as an administrator and member of an existing access group without an invitation or approval.\n\n\n\nIt did not grant application-wide administrator privileges, and the vulnerability could not be used to obtain root access to the application or its underlying host."}], "id": "CVE-2026-88817", "lastModified": "2026-09-16T13:18:07.837", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "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": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/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": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cert@airbus.com", "type": "Secondary"}]}, "published": "2026-09-16T13:18:07.837", "references": [{"source": "cert@airbus.com", "url": "https://docs.curiosity.ai/security/advisories/cve-2026-88817"}], "sourceIdentifier": "cert@airbus.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}, {"lang": "en", "value": "CWE-284"}], "source": "cert@airbus.com", "type": "Secondary"}]}

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