Is CVE-2025-12943 actively exploited?

No active exploitation of CVE-2025-12943 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2025-12943 be exploited remotely?

Partially. CVE-2025-12943 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2025-12943?

CVE-2025-12943 has a CVSS score of 7.5 (HIGH).

HOME VULNERABILITIESCVE-2025-12943

HIGH

CVE-2025-12943

CWE-295Published: November 11, 2025· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

Improper certificate

validation in firmware update logic in NETGEAR RAX30 (Nighthawk AX5 5-Stream

AX2400 WiFi 6 Router) and RAXE300 (Nighthawk AXE7800 Tri-Band

WiFi 6E Router) allows attackers with the ability to intercept and

tamper traffic destined to the device to execute arbitrary commands on the

device.

Devices

with automatic updates enabled may already have this patch applied. If not,

please check the firmware version and update to the

latest.

Fixed in:

RAX30 firmware

1.0.14.108 or later.

RAXE300 firmware

1.0.9.82 or later

NVD Source

Technical Analysis

CVE-2025-12943 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.5.