CVE-2026-102255: SonicWall SMA1000

Critical severity, CVSS 10.0. EPSS: 0.5% chance of exploitation in the next 30 days.

A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an unintended alternate access path. By abusing this path, a remote unauthenticated attacker could potentially exploit this vulnerability to direct the appliance to issue requests on their behalf and reach internal functionality and perform unauthorized operations.

Affected products

• SonicWall SMA1000: up to and including 12.4.3-03526 (platform-hotfix); up to and including 12.5.0-02952 (platform-hotfix)

Published 2026-10-07. Last modified 2026-10-07.