CVE-2025-40600
Critical
Description
Use of Externally-Controlled Format String vulnerability in the SonicOS SSL VPN interface allows a remote unauthenticated attacker to cause service disruption.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Sonicwall Sonicos
PublishedJul 29, 2025
First seenJul 29, 2025
Weakness typeCWE-134CWE-134
How to fix
Update
- sonicwall sonicos7.3.0-7012 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| sonicwall sonicos | 7.1.1-7040 ≤ v < 7.3.0-7012 | 7.3.0-7012 |
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