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SonicWall SonicOS Flaw Lets Attackers Bypass Access Controls and Crash Firewalls

ID: 384b23c4-dd77-5858-b27a-09b2484f78bb

STIX ID: report--384b23c4-dd77-5858-b27a-09b2484f78bb

Feed Name: GBHackers

Threat Score
70/100

Date Published: 2026-04-30

Date Updated: 2026-04-30

Author: Divya

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SonicWall disclosed three SonicOS vulnerabilities (CVE-2026-0204, CVE-2026-0205, CVE-2026-0206) that enable adjacent-network unauthorized access to management functions, authenticated path traversal to restricted services, and a stack-based overflow causing device denial-of-service; administrators should review advisory SNWLID-2026-0004 and apply the provided workarounds or firmware patches immediately.

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