CVE-2025-4851

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A vulnerability classified as critical was found in TOTOLINK N300RH 6.1c.1390_B20191101. This vulnerability affects the function setUploadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
May 18, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2025-4851: Critical severity, CVSS 9.8 | Vulnix