CVE-2026-82988

State: Published
Severity: 7.5 High
Published: Oct 5, 2026
Updated: Oct 6, 2026
Reserved: Aug 31, 2026

Description

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

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	CISA-ADP

Weaknesses

CWE-287 Improper Authentication
CWE-434 Unrestricted Upload of File with Dangerous Type
CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
vCastViewsonic	v0.0.0 through v3.2.715Affected

References

https://blog.l3afs.space/posts/Vcast-Viewsonic-RCE-chain/
https://kb.cert.org/vuls/id/234131

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