CVE-2026-107917

4.5Medium

Published 13 Oct 2026 · NVD status: Awaiting Analysis · AI triage by gemini-3.8-flash

4.5Medium

Attack vector: Adjacent network
Complexity: Low
Privileges needed: High
User interaction: None
Impact: High impact on integrity
Weakness: CWE-20

Impact

Authenticated local administrators can perform unauthorized actions and modify device settings on the router. They already need high-privilege administrative credentials and local network access.

Root cause

The router fails to properly validate input submitted through the PPPoE Setup interface.

Affected systems

NETGEAR R7300 (versions not listed — check the vendor advisory).

CVSS v3.1 · CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Fix & remediation

Check the vendor advisory for patched firmware releases. Restrict administrative access to trusted management networks and change default admin credentials.

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

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NVD description

Insufficient input validation vulnerability in the PPPoE Setup feature of NETGEAR R7300 router allows authenticated administrators connected to the local network to perform unauthorized actions on the router. This issue was identified through testing in a controlled research environment using a simulated version of the router's software and has not been confirmed on physical production devices.

References

Source: nvd.nist.gov/vuln/detail/CVE-2026-107917