Vulnerability · Published Jan 23, 2026 · Assigned by VulnCheck
CVE-2021-47891Unified Remote 3.9.0.2463 - Remote Code Execution
Critical 9.8
In plain English
A critical-severity missing authentication in Unified Remote from Unified Intents AB. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.9%top 38.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unified Intents AB | Unified Remote | 3.9.0.2463 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-49587 exploit
- Unified Remote Official Homepage product
- Unified Remote Download Page product
- VulnCheck Advisory: Unified Remote 3.9.0.2463 - Remote Code Execution third-party-advisory