Secure Cyber Vulnerability Management

31/03/2026
Zero-Day Initiative

ZDI-26-237: (Pwn2Own) QNAP QHora-322 ip6_wanifset Improper Restriction of Communication Channel to Intended Endpoints Firewall Bypass Vulnerability

by Deepanshu Jha
This vulnerability allows network-adjacent attackers to bypass firewall rules on affected installations of QNAP QHora-322 routers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.3. The following CVEs are assigned: CVE-2025-62843.

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