Vulnerability · Published Sep 30, 2026 · Assigned by Cato
CVE-2026-10726Cato Windows SDP Client arbitrary file disclosure due to improper TLS certificate validation
Medium 6.8
In plain English
A medium-severity improper certificate validation in SDP Client from Cato Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).
Severity (CVSS 4.0)6.8Medium
Exploit odds (30 days)<0.1%top 100.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Cato Windows SDP Client before version 6.12.6 contains an arbitrary file disclosure vulnerability. A low-privileged local user can cause the Windows service, running as Local System, to read and disclose arbitrary local files due to improper file path validation and missing TLS certificate enforcement.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cato Networks | SDP Client | 0 – before 6.12.6 |
Weakness: CWE-295, CWE-73 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N