VPN and endpoint clients
CVE-2026-66152: Path traversal in NetExtender
A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 8.8
EPSS0.50%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| NetExtender (Linux) 10.3 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.