Vulnerability · Published Aug 25, 2026 · Assigned by sonicwall
CVE-2026-66152
High 8.8
In plain English
A high-severity security flaw in NetExtender from SonicWall. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.5%top 57.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A Path traversal vulnerability in the SonicWall NetExtender Linux client file extractor component allows an attacker to write arbitrary file as root.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SonicWall | NetExtender | 10.3.5 and earlier versions |
Weakness: CWE-29 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0013 vendor-advisory