{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-8621","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-05-14T18:39:14.316Z","datePublished":"2026-05-14T18:46:43.230Z","dateUpdated":"2026-10-08T15:25:49.352Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-08T15:25:49.352Z"},"title":"Crabbox < v0.12.0 Authentication Bypass via Header Spoofing","datePublic":"2026-05-14T18:45:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-287","description":"CWE-287 Improper Authentication","type":"CWE"}]}],"affected":[{"vendor":"openclaw","product":"crabbox","repo":"https://github.com/openclaw/crabbox","versions":[{"status":"affected","version":"0","lessThan":"0.12.0","versionType":"semver"},{"status":"unaffected","version":"b657323f1d1c954cefc8444571fa6c45a8896e7f","versionType":"git"}],"defaultStatus":"affected","packageURL":"pkg:golang/github.com/openclaw/crabbox"}],"descriptions":[{"lang":"en","value":"Crabbox prior to v0.12.0 contains an authentication bypass vulnerability that allows non-admin shared-token callers to impersonate other owners or organizations by spoofing identity headers. Attackers can inject malicious X-Crabbox-Owner and X-Crabbox-Org headers in requests authenticated with a shared token to bypass authorization checks and access owner/org-scoped lease operations belonging to victim accounts.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Crabbox prior to v0.12.0 contains an authentication bypass vulnerability that allows non-admin shared-token callers to impersonate other owners or organizations by spoofing identity headers. Attackers can inject malicious X-Crabbox-Owner and X-Crabbox-Org headers in requests authenticated with a shared token to bypass authorization checks and access owner/org-scoped lease operations belonging to victim accounts.</p>"}]}],"tags":["x_open-source"],"references":[{"url":"https://github.com/openclaw/crabbox/releases/tag/v0.12.0","tags":["release-notes"]},{"url":"https://github.com/openclaw/crabbox/pull/70","tags":["issue-tracking"]},{"url":"https://github.com/openclaw/crabbox/commit/b657323f1d1c954cefc8444571fa6c45a8896e7f","tags":["patch"]},{"url":"https://www.vulncheck.com/advisories/crabbox-authentication-bypass-via-header-spoofing","tags":["third-party-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"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"credits":[{"lang":"en","value":"Chia Min Jun Lennon","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-14T19:37:38.426098Z","id":"CVE-2026-8621","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":"2026-05-14T19:50:07.817Z"}}]}}