CVE-2026-9218
Insufficient input validation vulnerability in Certain NETGEAR routers allows unauthorized access
Description
Insufficient input validation vulnerability in time server (NTP) setting of the listed NETGEAR models allows an attacker who is connected to the router’s local network and has the router’s administrator credentials to run unauthorized commands on the router. This vulnerability could impact the integrity of the affected router. There is no impact on confidentiality or availability of the affected router.
INFO
Published Date :
Oct. 13, 2026, 3:17 p.m.
Last Modified :
Oct. 13, 2026, 3:17 p.m.
Remotely Exploit :
No
Source :
a2826606-91e7-4eb6-899e-8484bd4575d5
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | MEDIUM | a2826606-91e7-4eb6-899e-8484bd4575d5 | ||||
| CVSS 4.0 | MEDIUM | a2826606-91e7-4eb6-899e-8484bd4575d5 |
Solution
- Update the firmware on affected NETGEAR models.
- Ensure NTP server settings are validated.
- Restrict local network access to router settings.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-9218.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-9218 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-9218
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-9218 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-9218 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by a2826606-91e7-4eb6-899e-8484bd4575d5
Oct. 13, 2026
Action Type Old Value New Value Added Description Insufficient input validation vulnerability in time server (NTP) setting of the listed NETGEAR models allows an attacker who is connected to the router’s local network and has the router’s administrator credentials to run unauthorized commands on the router. This vulnerability could impact the integrity of the affected router. There is no impact on confidentiality or availability of the affected router. Added CVSS V4.0 AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:D/RE:L/U:Amber Added CWE CWE-20 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/9xxx/CVE-2026-9218.json">CVE-2026-9218</a> Added Reference https://www.netgear.com/support/product/cbr40/ Added Reference https://www.netgear.com/support/product/r7000/ Added Reference https://www.netgear.com/support/product/r7000p/ Added Reference https://www.netgear.com/support/product/rax40/