{"id":"CVE-2026-33576","state":"PUBLISHED","title":"OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel","description":"OpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization. Unauthorized senders can force network fetches and disk writes to the media store by sending messages that are subsequently rejected.","publishedAt":"2026-03-31T14:10:30.529Z","updatedAt":"2026-09-24T14:17:21.386Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/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":"2026.3.28","versionType":"semver"},{"version":"2026.3.28","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-v2v2-f783-358j","https://github.com/openclaw/openclaw/commit/68ceaf7a5f64a23e78b95eff055e4b497218312a","https://www.vulncheck.com/advisories/openclaw-unauthorized-media-download-via-zalo-channel"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/33xxx/CVE-2026-33576.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33576","state":"PUBLISHED","datePublished":"2026-03-31T14:10:30.529Z","dateUpdated":"2026-09-24T14:17:21.386Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-03-23T11:00:48.408Z"},"containers":{"cna":{"title":"OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel","descriptions":[{"lang":"en","value":"OpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization. Unauthorized senders can force network fetches and disk writes to the media store by sending messages that are subsequently rejected."}],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.3.28","versionType":"semver"},{"version":"2026.3.28","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-v2v2-f783-358j","name":"GitHub Security Advisory (GHSA-v2v2-f783-358j)","tags":["vendor-advisory"]},{"url":"https://github.com/openclaw/openclaw/commit/68ceaf7a5f64a23e78b95eff055e4b497218312a","name":"Patch Commit","tags":["patch"]},{"url":"https://www.vulncheck.com/advisories/openclaw-unauthorized-media-download-via-zalo-channel","name":"VulnCheck Advisory: OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","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":"MEDIUM","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW","baseSeverity":"MEDIUM","baseScore":6.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863 Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-24T14:17:21.386Z"},"datePublic":"2026-03-29T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*","versionEndExcluding":"2026.3.28"}]}]}],"credits":[{"lang":"en","value":"AntAISecurityLab","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-02T15:11:13.554545Z","id":"CVE-2026-33576","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-02T15:11:36.392Z"}}]}}}