[ CVE-2026-120345 · Published 2 Nov 2026 ]
Vulnerability in WAVLINK WN551X3-A
CVSS 10.0
EPSS 2%No fix listed yet
[ Why it matters ]Priority signals
- Critical severity: CVSS 10.0
[ Description ]Official description
A vulnerability was found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This impacts the function sub_41a430 of the file /bin/ioos of the component DNS Resolution Handler. Performing a manipulation of the argument data results in os command injection. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.