{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82988", "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "state": "PUBLISHED", "assignerShortName": "certcc", "dateReserved": "2026-08-31T15:22:24.690Z", "datePublished": "2026-10-05T23:14:28.183Z", "dateUpdated": "2026-10-05T23:14:28.183Z"}, "containers": {"cna": {"title": "CVE-2026-82988", "descriptions": [{"lang": "en", "value": "There exists an arbitrary file download in vCast APK delivery mechanism in ViewSonic ViewBoard unknown allows a remote, unauthenticated attacker to trigger unprivileged APK installation via serving a malicious APK URL through an unauthenticated download endpoint"}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Viewsonic", "product": "vCast", "versions": [{"status": "affected", "version": "v0.0.0", "lessThanOrEqual": "v3.2.715", "versionType": "custom"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-287 Improper Authentication"}]}, {"descriptions": [{"lang": "en", "description": "CWE-434 Unrestricted Upload of File with Dangerous Type"}]}, {"descriptions": [{"lang": "en", "description": "CWE-502 Deserialization of Untrusted Data"}]}], "references": [{"url": "https://blog.l3afs.space/posts/Vcast-Viewsonic-RCE-chain/"}, {"url": "https://kb.cert.org/vuls/id/234131"}], "x_generator": {"engine": "VINCE 3.0.49", "env": "prod", "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-82988"}, "providerMetadata": {"orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc", "dateUpdated": "2026-10-05T23:14:28.183Z"}}}}

{}

{"affected": [{"affectedData": [{"product": "vCast", "vendor": "Viewsonic", "versions": [{"lessThanOrEqual": "v3.2.715", "status": "affected", "version": "v0.0.0", "versionType": "custom"}]}], "source": "cret@cert.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "There exists an arbitrary file download in vCast APK delivery mechanism in ViewSonic ViewBoard unknown allows a remote, unauthenticated attacker to trigger unprivileged APK installation via serving a malicious APK URL through an unauthenticated download endpoint"}], "id": "CVE-2026-82988", "lastModified": "2026-10-06T00:16:36.973", "metrics": {}, "published": "2026-10-06T00:16:36.973", "references": [{"source": "cret@cert.org", "url": "https://blog.l3afs.space/posts/Vcast-Viewsonic-RCE-chain/"}, {"source": "cret@cert.org", "url": "https://kb.cert.org/vuls/id/234131"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Received"}

{}

{"created": "2026-10-06T00:30:18.711971+00:00", "title": "Unprivileged APK Installation via Arbitrary File Download in ViewSonic vCast", "updated": "2026-10-06T00:30:18.711977+00:00", "vendors": [], "weaknesses": ["CWE-284", "CWE-434"]}