How severe is CVE-2020-26929?

CVE-2020-26929 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-26929 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26929?

CVE-2020-26929 primarily affects Netgear R6230 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-26929?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-26929 published?

CVE-2020-26929 was published on 2020-10-09 and last updated on 2026-06-17.

CVE-2020-26929

CVE-2020-26929 is a high-severity vulnerability in Netgear R6230 Firmware with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 5.2
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Netgear R6230 Firmware
Published: 2020-10-09
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6220 before 1.1.0.100 and R6230 before 1.1.0.100.

Frequently asked questions

What is CVE-2020-26929?: Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6220 before 1.1.0.100 and R6230 before 1.1.0.100.
How severe is CVE-2020-26929?: CVE-2020-26929 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-26929 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26929?: CVE-2020-26929 primarily affects Netgear R6230 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-26929?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-26929 published?: CVE-2020-26929 was published on 2020-10-09 and last updated on 2026-06-17.

References

https://kb.netgear.com/000062323/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0011

Affected products (2)

cpe:2.3:o:netgear:r6230_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:*

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