PT-2026-118665 · Totolink · Totolink

Lilith Wyatt

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CVE-2026-9659

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Published

2026-10-20

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Updated

2026-10-20

CVSS v3.1

9.1

Critical

VectorAV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Multiple exploitable stack-based buffer overflow vulnerabilities exist in the boa formFilter functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger these vulnerabilities. This vulnerability deals with the vpnUser parameter.

Fix

Stack Overflow

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Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-9659

Affected Products

Totolink