November 14, 2026

CVE Watchtower

CVE-2025-12943

NVDCVSS scored by a2826606-91e7-4eb6-899e-8484bd4575d5

Vulnerability Summary

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
Severity Level
MEDIUM(5.2)
Published Date
Nov 11, 2025
Last Modified
Nov 11, 2025
Exploitation Status
No confirmed exploitation yet
Root Weakness (CWE)
CWE-295 β†—
See the MITRE CWE entry for the full definition of this weakness.
CVSS v4.0 Base Metrics — Score 5.2 (MEDIUM)
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/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:N/R:U/V:D/RE:L/U:Amber
Attack VectorAdjacent
Attack ComplexityLow
Attack RequirementsPresent
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
Not provided by NVD for this CVE.
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Fix it during your normal patch cycle. No exploitation is confirmed yet.

  1. Check whether you run the affected product and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Nov 11, 2025Published
  • Nov 11, 2025Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 02:13 UTC