Critical SonicWall SMA1000 Vulnerabilities CVE-2026-83548, CVE-2026-83549 Exploited in the Wild

On September 1, 2026, SonicWall disclosed two vulnerabilities affecting SonicWall SMA1000 appliances that the vendor says are being actively exploited in the wild. The vulnerabilities, CVE-2026-83548 and CVE-2026-83549, can be chained to achieve unauthenticated remote code execution (RCE) on affected appliances. CVE-2026-83548 is a critical pre-authentication server-side request forgery (SSRF) vulnerability in the SMA1000 Appliance Work Place interface. The flaw has a CVSS v3.1 base score of 10.0 and can allow a remote, unauthenticated attacker to access sensitive functionality and perform unauthorized operations through an unintended alternate access path. CVE-2026-83549 is a high-severity OS command injection vulnerability in the Appliance Management Console (AMC). On its own, exploitation requires an authenticated administrator and specific system conditions. Although, by leveraging the SSRF vulnerability CVE-2026-83548 an attacker could potentially exploit CVE-2026-83549 to execute arbitrary OS commands without prior authentication. SonicWall SMA1000 appliances are enterprise secure remote access gateways used to provide employees and other authorized users with access to in...