#VU123199 Out-of-bounds read in SonicOS - CVE-2026-0402

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Main Vulnerability Database Vulnerabilities #VU123199

#VU123199 Out-of-bounds read in SonicOS - CVE-2026-0402

Published: February 24, 2026


Vulnerability identifier: #VU123199
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-0402
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
SonicOS
Software vendor:
SonicWall

Description

The vulnerability allows a remote user to perform a denial of service attack.

The vulnerability exists due to a boundary condition. A remote privileged user can trigger an out-of-bounds read error and perform a denial of service attack. 


Remediation

Install updates from vendor's website.

External links