CVE-2026-6837

HIGH CVSS 3.1: 7.2 EPSS 1.17%
Updated Aug 05, 2026
Zyxel
Parameter Value
CVSS 7.2 (HIGH)
Type CWE-78 (OS Command Injection)
Vendor Zyxel
Public PoC No

A post-authentication command injection vulnerability in the "export-cgi" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products

zyxel:wax650s firmware