CVE-2026-0641 MEDIUM

CVE-2026-0641: TOTOLINK WA300 cstecgi.cgi sub_401510 command injection

Vendor Totolink
Product WA300
Weakness CWE-77
Published January 6, 2026
Last update February 23, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A security vulnerability has been detected in TOTOLINK WA300 5.2cu.7112_B20190227. This vulnerability affects the function sub_401510 of the file cstecgi.cgi. The manipulation of the argument UPLOAD_FILENAME leads to command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

Key dates

02Disclosure timeline

January 6, 2026 CVE published
February 23, 2026 Record updated