CVE-2022-35522: Wavlink WN530H4 Firmware

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

WAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameters: ppp_username, ppp_passwd, rwan_gateway, rwan_mask and rwan_ip, which leads to command injection in page /wan.shtml.

Affected products

• Wavlink WN530H4 Firmware: affected versions not specified
• Wavlink WN531P3 Firmware: affected versions not specified
• Wavlink WN533A8 Firmware: affected versions not specified
• Wavlink WN535G3 Firmware: affected versions not specified
• Wavlink WN572HP3 Firmware: affected versions not specified

Published 2022-08-10. Last modified 2026-06-17.