CVE-2026-66152

SonicWall NetExtender: Path traversal: '\..\filename'

CVE-2026-66152 has no fix on record yet for 1 affected product. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

8.8

No vendor severity

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0050

43rd percentile

A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.

Where it's fixed

Product	Fixed in	Fix	Released
No fix yet
SonicWall NetExtender (Windows apps)	No fix yet	no-fix	n/a

Details

Published
August 25, 2026
Weakness
CWE-29: Path traversal: '\..\filename'
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-66152

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