CVE-2021-47891
Critical · 9.8CVSS
9.8
EPSS
0.9%
Published
Jan 23, 2026
CISA due date
—
The record
Unified Remote 3.9.0.2463 contains a remote code execution vulnerability that allows attackers to send crafted network packets to execute arbitrary commands. Attackers can exploit the service by connecting to port 9512 and sending specially crafted packets to open a command prompt and download and execute malicious payloads.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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