Exploit for CVE-2025-67186

TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability in the setUrlFilterRules interface of /lib/cste_modules/firewall.so. The vulnerability occurs because the `url` parameter is not properly validated for length, allowing remote attackers to trigger a buffer overflow, potentially leading to arbitrary code execution or denial of service.

Published: 2026-02-03

CVSS: 9.8

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

Download Exploit for CVE-2025-67186 here:

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Check our portfolio:

https://veletacapital.com/exploit-464-cve-2026-2856/

https://veletacapital.com/exploit-619-cve-2026-22553/

https://veletacapital.com/exploit-525-cve-2026-2981/