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Network Security Manager On-Prem (< 4.3.1-R4)

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Multiple Vulnerabilities in SonicWall Network Security Manager

SonicWall Network Security Manager (NSM) versions prior to 4.3.1-R4 contain multiple vulnerabilities, including CVE-2026-78327, CVE-2026-78328, and CVE-2026-81939, that allow for remote code execution, privilege escalation, and security policy bypass.

Network Security Manager On-Prem vulnerability remote-code-execution privilege-escalation patch-management