CVE-2026-3893
Carlson Software VASCO-B GNSS Receiver Missing Authentication for Critical Function
Vexday Risk Score
28Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 9.4EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
28 Apr 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
The Carlson VASCO-B GNSS Receiver lacks an authentication mechanism,
allowing an attacker with network access to directly access and modify
its configuration and operational functions without needing credentials.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Affected products
Carlson Software · VASCO-B GNSS Receiver