SonicWall SMA 1000 appliances under attack via zero-day flaws

Attackers are exploiting two previously undisclosed vulnerabilities (CVE-2026-83548, CVE-2026-83549) in SonicWall SMA 1000 appliances, the vendor confirmed on Tuesday. The vulnerabilities (CVE-2026-83548, CVE-2026-83549) The SonicWall SMA 1000 series is a line of secure remote access appliances (SSL VPN gateways) built for scale. They are used regularly by medium to large enterprises, government agencies, and managed security service providers. CVE-2026-83548 is a pre-authentication server-side

Original reporting by Help Net Security · Zeljka Zorz. GridIndex is an aggregation and intelligence layer — full credit to the original publisher.