{"id":"CVE-2026-100557","state":"PUBLISHED","title":"OpenClaw before 2026.8.1 Authorization Bypass via Skill Tool Dispatch","description":"OpenClaw versions before 2026.8.1 contain an authorization bypass vulnerability in skill tool dispatch that fails to carry the sender's owner status. Non-owner senders authorized to invoke skill commands can access owner-only tools and server credentials reserved for owners.","publishedAt":"2026-09-26T02:18:51.129Z","updatedAt":"2026-09-29T17:09:12.332Z","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:L/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["OpenClaw OpenClaw"],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.8.1","versionType":"semver"},{"version":"2026.8.1","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-7cp7-87pj-p32v","https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-authorization-bypass-via-skill-tool-dispatch"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/100xxx/CVE-2026-100557.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100557","state":"PUBLISHED","datePublished":"2026-09-26T02:18:51.129Z","dateUpdated":"2026-09-29T17:09:12.332Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-09-26T01:02:38.348Z"},"containers":{"cna":{"title":"OpenClaw before 2026.8.1 Authorization Bypass via Skill Tool Dispatch","descriptions":[{"lang":"en","value":"OpenClaw versions before 2026.8.1 contain an authorization bypass vulnerability in skill tool dispatch that fails to carry the sender's owner status. Non-owner senders authorized to invoke skill commands can access owner-only tools and server credentials reserved for owners."}],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.8.1","versionType":"semver"},{"version":"2026.8.1","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-7cp7-87pj-p32v","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-7cp7-87pj-p32v)"},{"url":"https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-authorization-bypass-via-skill-tool-dispatch","name":"VulnCheck Advisory: OpenClaw before 2026.8.1 Authorization Bypass via Skill Tool Dispatch","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW","baseScore":8.3,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-26T02:18:51.129Z"},"datePublic":"2026-09-11T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*","versionEndExcluding":"2026.8.1"}]}]}],"credits":[{"lang":"en","value":"SEORY0","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-29T17:08:42.857824Z","id":"CVE-2026-100557","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":"2026-09-29T17:09:12.332Z"}}]}}}