CVE-2025-8762: Instar 2k+

Medium severity, CVSS 6.8. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability was found in INSTAR 2K+ and 4K 3.11.1 Build 1124. This issue affects some unknown processing of the component UART Interface. The manipulation leads to improper physical access control. It is possible to launch the attack on the physical device. The exploit has been disclosed to the public and may be used.

Affected products

  • Instar 2k+: version 3.11.1 Build 1124 only
  • Instar 4k: version 3.11.1 Build 1124 only

Published 2025-08-13. Last modified 2026-06-17.