{"id":"CVE-2026-82989","title":"There is an input injection in vCast exposed network services in ViewSonic ViewBoard that allows a remote, unauthenticated attacker to inject arbitrary input into service endpoints via network-based HTTP requests to unauthenticated endpo…","summary":"There is an input injection in vCast exposed network services in ViewSonic ViewBoard that allows a remote, unauthenticated attacker to inject arbitrary input into service endpoints via network-based HTTP requests to unauthenticated endpo…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-74","CWE-147"],"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-2026-82989","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":"total","timestamp":"2026-10-06T14:06:46.321838Z"},"ingestedAt":"2026-10-05T23:36:21.188Z","epss":0.00666,"epssPercentile":0.51637,"slug":"CVE-2026-82989","body":"## Overview\n\nThere is an input injection in vCast exposed network services in ViewSonic ViewBoard that allows a remote, unauthenticated attacker to inject arbitrary input into service endpoints via network-based HTTP requests to unauthenticated endpoints\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":216497,"id":"CVE-2026-82989","ts":1791299002220,"field":"cvss","old":null,"new":"9.8"},{"seq":216496,"id":"CVE-2026-82989","ts":1791299002220,"field":"severity","old":"none","new":"critical"}]}