CVE-2026-120344Critical· 10.0▾ AbyssalPoC availableA vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os c…
▾ Abyssal zone — Critical with a public exploit or in-the-wild use
impact 55 · likelihood 0.4 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
2.0%
A vulnerability has been found in WAVLINK WN551X3-A M51X3_V251020-WO-182e965. This affects the function system of the file /bin/ioos of the component WireGuard CLI Group Handler. Such manipulation of the argument group_name leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.
WN551X3-A M51X3_V251020-WO-182e965Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-120345Critical· 10.0WAVLINK WN551X3-A DNS Resolution ioos sub_41a430 os command injection
CVE-2026-120280Critical· 10.0WAVLINK WN536AX6-A WireGuard protocol.csp wireguard_cli_group handler os command injection
CVE-2026-120276Critical· 10.0WAVLINK WN536AX6-A Web Management ioos sub_416760 os command injection
CVE-2026-120229Critical· 9.1WAVLINK WN553X1-B ioos sub_416B50 os command injection
CVE-2026-120195Critical· 10.0WAVLINK WL-WN579A3-A Initial Setup Wizard adm.cgi set_wzdgwMesh os command injection
CVE-2026-120197Critical· 9.9WAVLINK WL-WN530HG4B wapi.cgi port_forward os command injection