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CVE-2026-71920: VigorSwitch G2540xs 0 to before 3.9.10; +27 more affected products
CVE-2026-71920. CVSS 3.1 base score 4.9 (MEDIUM, Vendor/CNA). EPSS 0.00556 (percentile 0.44802), scored 12-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) · High privileges required · No user interaction required
What an attacker can do
A remote attacker can trigger this vulnerability via a crafted request to crash the service and cause a denial of service. Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-476
- CCR priority
- 19.7 /100 (P5)
- CVSS 3.1
- 4.9 /10 · CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
- EPSS
- 0.00556 · percentile 0.44802 · 2026-10-12
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-13 13:56:14.349801+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-71920.html