Cato Networks SDP Client for Windows is vulnerable to Local Privilege Escalation

published 2026-09-30 40 d ago modified 2026-09-30 39 d ago also EUVD-2026-89779

cvss: 8.5; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits: 0; none known

Cato Networks SDP Client for Windows before 6.12.6 allows a local user to delete arbitrary files with SYSTEM privileges via improper validation of a client-supplied SID over a local IPC named pipe.

Patch / fix

fixed in 1

Cato Networks SDP Client 6.12.6

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 40 d ago (2026-09-30)

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.5	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	4.0	8.5	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

Cato Networks SDP Client

Classification

Weakness

CWE-23 Relative Path Traversal
CWE-59 Improper Link Resolution Before File Access
CWE-73 External Control of File Name or Path

References

knowledge.catonetworks.com /docs/cve-2026-10726-cve-2026-10739-impacts-windows-client-versions-lower-than-6126

Sources

CVE List CVE-2026-10739
NVD CVE-2026-10739

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary