CVE-2023-35085: UI UniFi Switch Firmware

Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days.

An integer overflow vulnerability in all UniFi Access Points and Switches, excluding the Switch Flex Mini, with SNMP Monitoring and default settings enabled could allow a Remote Code Execution (RCE). Affected Products: All UniFi Access Points (Version 6.5.50 and earlier) All UniFi Switches (Version 6.5.32 and earlier) -USW Flex Mini excluded. Mitigation: Update UniFi Access Points to Version 6.5.62 or later. Update the UniFi Switches to Version 6.5.59 or later.

Affected products

• UI UniFi Switch Firmware: up to and including 6.5.32
• UI UniFi Uap Firmware: up to and including 6.5.50

Published 2023-08-10. Last modified 2026-06-17.