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P3
CVE-2026-18686: GL-MT3000 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5
CVE-2026-18686. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.04731 (percentile 0.91813), scored 22-Oct-2026.
Affected technology
GL-MT3000 · 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5
GL.iNet
Description’s affected range: up to 4.4.5
Component: nas-web RPC Wrapper
Function: nas-web.add_user
File: /cgi-bin/glc
Attack conditions (VulDB, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
VulDB’s CVSS 4.0 assessment (base score 8.9/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-74, CWE-77
- CCR priority
- 40.4 /100 (P3)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.04731 · percentile 0.91813 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-18686.html