{"schema_version":"1","data":[{"id":855,"advisory_id":"d94df5e4-2df4-4a33-bd4f-1f5988f540b9","revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-33578","source_published_at":"2026-03-31T14:10:31.778+00:00","published_at":"2026-10-24T20:52:09.422806+00:00","extraction_method":"structured","technologies":["core-cve","openclaw"],"cve_ids":["CVE-2026-33578"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"OpenClaw < 2026.3.28 - Sender Policy Allowlist Bypass via Policy Downgrade in Google Chat and Zalouser Extensions","summary":"OpenClaw before 2026.3.28 contains a sender policy bypass vulnerability in the Google Chat and Zalouser extensions where route-level group allowlist policies silently downgrade to open policy. Attackers can exploit this policy resolution flaw to bypass sender restrictions and interact with bots despite configured allowlist restrictions.","evidence":"cve:CVE-2026-33578","products":[{"name":{"value":"OpenClaw","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"medium","structured":{"id":"CVE-2026-33578","aliases":["CVE-2026-33578"],"metrics":[{"format":"CVSS","cvssV4_0":{"Safety":"NOT_DEFINED","version":"4.0","Recovery":"NOT_DEFINED","baseScore":5.3,"Automatable":"NOT_DEFINED","attackVector":"NETWORK","baseSeverity":"MEDIUM","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","exploitMaturity":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"scenarios":[{"lang":"en","value":"GENERAL"}]},{"format":"CVSS","cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"LOW"},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","versions":[{"status":"affected","version":"0","lessThan":"2026.3.28","versionType":"semver"},{"status":"unaffected","version":"2026.3.28","versionType":"semver"}],"packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected"}],"modified":"2026-09-24T14:17:23.320Z","provider":"cve","references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-63mg-xp9j-jfcm","https://github.com/openclaw/openclaw/commit/e64a881ae0fb8af18e451163f4c2d611d60cc8e4","https://www.vulncheck.com/advisories/openclaw-sender-policy-allowlist-bypass-via-policy-downgrade-in-google-chat-and-zalouser-extensions"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-33578","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-04-01T03:55:25.603378Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-02T13:08:51.290Z"}}],"cna":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-24T14:17:23.320Z"}}},"related_cves":[{"value":"CVE-2026-33578","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"}}],"next_after":855,"next_before":855}