CVE-2026-107917
Insufficient input validation vulnerability in NETGEAR R7300 router
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.
INFO
Published Date :
Oct. 13, 2026, 3:17 p.m.
Last Modified :
Oct. 16, 2026, 3:17 p.m.
Remotely Exploit :
No
Source :
a2826606-91e7-4eb6-899e-8484bd4575d5
Affected Products
The following products are affected by CVE-2026-107917
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | a2826606-91e7-4eb6-899e-8484bd4575d5 | ||||
| CVSS 4.0 | MEDIUM | a2826606-91e7-4eb6-899e-8484bd4575d5 | ||||
| CVSS 4.0 | MEDIUM | a2826606-91e7-4eb6-899e-8484bd4575d5 |
Solution
- Update the router firmware.
- Apply vendor-provided security patches.
- Restrict administrative access to the local network.
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-2026-107917.
| URL | Resource |
|---|---|
| https://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory | |
| https://www.netgear.com/support/product/r7300dst |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-107917 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-2026-107917
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-2026-107917 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-107917 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.
-
CVE Modified by a2826606-91e7-4eb6-899e-8484bd4575d5
Oct. 16, 2026
Action Type Old Value New Value Added Reference https://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory -
CVE Modified by a2826606-91e7-4eb6-899e-8484bd4575d5
Oct. 13, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Oct. 13, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-107917', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-10-13T15:10:52.340938Z'} -
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 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. 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/2026/107xxx/CVE-2026-107917.json">CVE-2026-107917</a> Added Reference https://www.netgear.com/support/product/r7300dst