# CVE-2026-62659: NETGEAR WAX333 improper input validation in settings configuration

Source: https://junglewise.ai/threats/cve-2026-62659-netgear-wax333-improper-input-validation-in-settings  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-14. Updated: 2026-07-14  
License: CC BY 4.0 with a link back

CVE-2026-62659 · Severity: info · CVSS 4.3 · Published 2026-07-14

A security vulnerability exists in the NETGEAR WAX333 wireless access point, a device used to provide Wi-Fi connectivity in business environments. An attacker who is already logged into the device and connected to the local network could make unauthorized changes to the device's settings. This could lead to unauthorized configuration modifications, potentially impacting the security or stability of the local wireless network.

Vendors: [NETGEAR](https://junglewise.ai/threats/vendors/netgear).

## Quick answers

**Is CVE-2026-62659 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-62659 being exploited in the wild.

**How severe is CVE-2026-62659?** Informational severity, with a CVSS score of 4.3, published 14 July 2026.

**Which products and versions are affected?** NETGEAR WAX333 < V2.8.0.100.

**Is there a fix for CVE-2026-62659?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-62659 attacked?** It is attacked from the adjacent network, in a network appliance.

**Am I affected by CVE-2026-62659?** Check whether you run NETGEAR WAX333 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper input validation vulnerability (CWE-20) exists in the NETGEAR WAX333 Access Point. The flaw allows an attacker with high privileges (PR:H) who is connected via the adjacent network (AV:A) to perform unauthorized configuration changes. The vulnerability is triggered by failing to properly validate inputs, which can be exploited by an already authenticated user to modify device settings. The issue is addressed in firmware version V2.8.0.100.

## Affected products

- NETGEAR WAX333 < V2.8.0.100

## Timeline

- 2026-07-14: advisory: NVD publication date
- 2026-07-14: disclosed: Initial disclosure by Netgear

## References

- [https://www.netgear.com/support/product/wax333](https://www.netgear.com/support/product/wax333)