{"id":"CVE-2026-82988","title":"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 unauthen…","summary":"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 unauthen…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-287","CWE-434","CWE-502"],"vendor":"Viewsonic","product":"vCast","affected":["vCast >= v0.0.0 <= v3.2.715"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T15:03:59.427","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82988","references":[{"url":"https://blog.l3afs.space/posts/Vcast-Viewsonic-RCE-chain/","label":"cret@cert.org"},{"url":"https://kb.cert.org/vuls/id/234131","label":"cret@cert.org"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-06T13:12:32.814466Z"},"ingestedAt":"2026-10-05T23:36:21.185Z","epss":0.00465,"epssPercentile":0.40063,"slug":"CVE-2026-82988","body":"## Overview\n\nThere 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\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":216451,"id":"CVE-2026-82988","ts":1791295292522,"field":"cvss","old":null,"new":"7.5"},{"seq":216450,"id":"CVE-2026-82988","ts":1791295292522,"field":"severity","old":"none","new":"high"}]}