by Kastro
Paper/Archive/CVE-2026-82989

CVE-2026-82989

Viewsonic vCast — CVE-2026-82989

EPSS 0.7%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 51.8.518 × 2010.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
vCastv0.0.0 – v3.2.715–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refblog.l3afs.space/posts/Vcast-Viewsonic-RCE-chainrefkb.cert.org/vuls/id/234131