Tenda: >> Fh303 Firmware Security Vulnerabilities
Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Attackers can send GET requests to the /goform/AdvSetDns endpoint with a crafted admin cookie to change DNS servers and redirect user traffic to malicious sites.
CVSS Score
9.3
EPSS Score
0.0
Published
2026-04-29