A vulnerability classified as critical has been found in TOTOLINK A702R 4.0.0-B20211108.1423. This vulnerability affects the function sub_4466F8 of the file /boafrm/formOneKeyAccessButton. Performing manipulation of the argument submit-url results in buffer overflow.

This vulnerability was named CVE-2025-9782. The attack may be initiated remotely. In addition, an exploit is available.