How severe is CVE-2026-11737?

CVE-2026-11737 has a CVSS 3.x base score of 4.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-11737 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11737?

CVE-2026-11737 primarily affects Netgear Rax20 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-11737?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-11737 published?

CVE-2026-11737 was published on 2026-08-11 and last updated on 2026-09-09.

CVE-2026-11737

CVE-2026-11737 is a medium-severity vulnerability in Netgear Rax20 Firmware with a CVSS 3.x base score of 4.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.5)
CVSS v4: 4.3
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Netgear Rax20 Firmware
Published: 2026-08-11
Last modified: 2026-09-09

Description

Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification to the device software and functionality.

Frequently asked questions

What is CVE-2026-11737?: Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification to the device software and functionality.
How severe is CVE-2026-11737?: CVE-2026-11737 has a CVSS 3.x base score of 4.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-11737 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11737?: CVE-2026-11737 primarily affects Netgear Rax20 Firmware. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-11737?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-11737 published?: CVE-2026-11737 was published on 2026-08-11 and last updated on 2026-09-09.

References

Affected products (13)

cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax41v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax42_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax42v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax43_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax43v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax49s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax50v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax54s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax54sv2_firmware:*:*:*:*:*:*:*:*

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