Vulnerability · Published Aug 6, 2025 · Assigned by jpcert
CVE-2025-22470
Critical 9.8
In plain English
A critical-severity unrestricted file upload in CL4/6NX-J Plus (Japan model) from SATO Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS 3.0)9.8Critical
Exploit odds (30 days)0.8%top 44.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
CL4/6NX Plus and CL4/6NX-J Plus (Japan model) with the firmware versions prior to 1.15.5-r1 allow crafted dangerous files to be uploaded. An arbitrary Lua script may be executed on the system with the root privilege.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SATO Corporation | CL4/6NX Plus | prior to firmware 1.15.5-r1 |
| SATO Corporation | CL4/6NX-J Plus (Japan model) | prior to firmware 1.15.5-r1 |
Weakness: CWE-434 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H