CVE-2026-34909

Description

A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system that could be manipulated to access an underlying account.

Proof of Concept (POC) Links

Explore how this vulnerability can be reproduced or exploited.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-34909 https://www.pwndefend.com/2026/06/09/cve-2026-34910-exploitation-itw-building-a-botnet-mirai/