Missing Authorization in SonicWall Network Security Manager - CVE-2026-78328
Published: September 3, 2026
Vulnerability identifier: #VU146861
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-78328
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges.
The vulnerability exists due to missing authorization in the management interface when handling management requests. A remote privileged user can access functionality intended for SuperAdmin users to escalate privileges.
The issue allows a lower-privileged Admin user to gain SuperAdmin privileges.
Affected software
SonicWall Network Security Manager
How to mitigate CVE-2026-78328
Install security update from vendor's website.
SonicWall Network Security Manager - update to 4.3.1-R4