CRITICALCVSS v3.1 9.9Vulnerability

CVE-2026-121599

A vulnerability was detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function setWiFiMultipleConfig/delWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi of the component Multi-SSID Configuration. The manipulation of the argument wepkey2/wepkey3 results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

Properties

Severity
CRITICAL
Nvd fetched at
2026-11-04T01:29:06.847378+00:00
Cvss score
9.9
Cvss severity
CRITICAL
Retrieved at
2026-11-04T01:30:00+00:00
Score
9.9
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-121599
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
First seen by Signal
2026-11-04T01:30:00+00:00
Name
CVE-2026-121599
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published at
2026-11-04T01:17:23.413
Last modified
2026-11-04T01:17:23.590

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CVE-2026-121599 (CVSS v3.1 9.9) — Ninja Signal Threat Intelligence | Ninja Signal