CVE-2026-10831 — Improper Authorization of Break Signal Commands in Devices
A denial-of-service vulnerability exists in NPort devices because of improper access control on the command port. The command interface does not properly validate whether a send…
Published: 2026-06-16 · CVSS: 6.9 · CVSS 4.0
A denial-of-service vulnerability exists in NPort devices because of improper access control on the command port. The command interface does not properly validate whether a sender is associated with a valid data port session before accepting break signal commands. A remote attacker with network access can send crafted requests to disrupt serial communication for an active user session.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7