{"id":"CVE-2026-88817","state":"PUBLISHED","title":"Privilege escalation via legacy access group creation endpoint","description":"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.","publishedAt":"2026-09-16T12:10:36.202Z","updatedAt":"2026-09-16T13:13:51.032Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"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","source":"airbus"},"assigner":"airbus","products":["Curiosity GmbH Curiosity Workspace"],"affected":[{"vendor":"Curiosity GmbH","product":"Curiosity Workspace","defaultStatus":"affected","versions":[{"version":"26.8.70362","status":"affected","versionType":"semver"},{"version":"26.8.70363","status":"unaffected","versionType":"semver"}]}],"references":["https://docs.curiosity.ai/security/advisories/cve-2026-88817"],"weaknesses":["CWE-269","CWE-284"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/88xxx/CVE-2026-88817.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-88817","state":"PUBLISHED","datePublished":"2026-09-16T12:10:36.202Z","dateUpdated":"2026-09-16T13:13:51.032Z","assignerShortName":"airbus","assignerOrgId":"24a3c815-5f22-4d74-967a-30958d6466f4","dateReserved":"2026-09-10T08:48:49.299Z"},"containers":{"cna":{"title":"Privilege escalation via legacy access group creation endpoint","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."}],"affected":[{"vendor":"Curiosity GmbH","product":"Curiosity Workspace","defaultStatus":"affected","versions":[{"version":"26.8.70362","status":"affected","versionType":"semver"},{"version":"26.8.70363","status":"unaffected","versionType":"semver"}]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-269","lang":"en","description":"CWE-269 Improper Privilege Management","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-284","lang":"en","description":"CWE-284  Improper Access Control","type":"CWE"}]}],"providerMetadata":{"shortName":"airbus","orgId":"24a3c815-5f22-4d74-967a-30958d6466f4","dateUpdated":"2026-09-16T12:10:36.202Z"},"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":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-16T13:13:51.032Z"}}]}}}