Critical severity9.8NVD Advisory· Published Jan 23, 2026· Updated Apr 15, 2026

CVE-2021-47891

Description

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.exploit-db.com/exploits/49587nvd
www.unifiedremote.comnvd
www.unifiedremote.com/downloadnvd
www.vulncheck.com/advisories/unified-remote-remote-code-executionnvd

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000