CVE-2020-26909

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-09 · updated 2026-06-17
Weakness: CWE-77

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7800 before 1.0.1.58 and R7500v2 before 1.0.3.48.

Affected products

NETGEAR D7800 Firmware: before 1.0.1.58 — fixed in 1.0.1.58
NETGEAR R7500V2 Firmware: before 1.0.3.48 — fixed in 1.0.3.48

How to fix

Upgrade to a fixed version: NETGEAR D7800 Firmware 1.0.1.58; NETGEAR R7500V2 Firmware 1.0.3.48. Check the vendor advisory for mitigations.

References

https://kb.netgear.com/000062344/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0163
https://kb.netgear.com/000062344/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0163

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