P4Verified

CVE-2026-71933: VigorSwitch G2540xs 0 to before 3.9.10; +27 more affected products

CVE-2026-71933. CVSS 3.1 base score 9.1 (CRITICAL, Vendor/CNA). EPSS 0.00553 (percentile 0.44538), scored 11-Oct-2026.

Affected technology

VigorSwitch G2540xs · 0 to before 3.9.10
DrayTek Corporation

VigorSwitch P2540xs · 0 to before 3.9.10
DrayTek Corporation

VigorSwitch FX2120 · 0 to before 3.9.10
DrayTek Corporation

VigorSwitch G2282x · 0 to before 2.10.6
DrayTek Corporation

VigorSwitch P2282x · 0 to before 2.10.6
DrayTek Corporation

VigorSwitch Q2300x · 0 to before 2.10.7
DrayTek Corporation

VigorSwitch PQ2300xb · 0 to before 2.10.7
DrayTek Corporation

VigorSwitch G2542x · 0 to before 3.10.6
DrayTek Corporation

VigorSwitch P2542x · 0 to before 3.10.6
DrayTek Corporation

VigorSwitch P2542xh · 0 to before 3.10.6
DrayTek Corporation

VigorSwitch PX2060 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G1280 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P1280 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P1281x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G1282 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P1282 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G2121 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P2121 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch PQ2121x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch Q2121x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G2280x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P2280x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch Q2200x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch PQ2200xb · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G2100 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P2100 · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch G2540x · 0 to before 2.9.10
DrayTek Corporation

VigorSwitch P2540x · 0 to before 2.9.10
DrayTek Corporation

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

A remote attacker can trigger these vulnerabilities via crafted requests to modify configuration, restart services, save startup configuration, or clear logs. Vendor/CNA’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality impact as none; integrity and availability impact as high.

Published 13-Oct-2026 01:49 UTC

CWE: CWE-862
CCR priority: 36.5 /100 (P4)
CVSS 3.1: 9.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00553 · percentile 0.44561 · 2026-10-12
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-13 01:52:16.607887+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-13 01:49:08.152775+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-71933.html