CVE-2026-6837: 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…

PriorityP355high7.2CVSS 3.1

AVNACLPRHUINSUCHIHAH

EPSS

1.52%

74.4th percentile

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.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
zyxel	wax650s_firmware	<= 7.10(ABRM.4)C0	—

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.