CVE-2026-120345
criticalA vulnerability was found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965.
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.
CVSS
10.0
10.0 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-11-02 06:17
Modified: 2026-11-02 16:19
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-11-03 07:35 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN551X3-A%20Router/WAVLINK_W... cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-120345 cna@vuldb.com
- https://vuldb.com/submit/919579 cna@vuldb.com
- https://vuldb.com/vuln/429670 cna@vuldb.com
- https://vuldb.com/vuln/429670/cti cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 07:35 UTC · record ↗