CriticalCritical vulnerability

CVE-2026-82989 (CVSS 9.8)

NVD · officialPublished Oct 6, 2026Risk 50/100EPSS 0.3%

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 endpoints

Technical details

CVSS

9.8

AV:NetworkAC:LowPR:NoneUI:NoneC:HighI:HighA:High

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

Open primary source