CVE-2026-0401

State: Published
Severity: 4.9 Medium
Published: Feb 24, 2026
Updated: Feb 24, 2026
Reserved: Dec 2, 2025

Description

A post-authentication NULL Pointer Dereference vulnerability in SonicOS allows a remote attacker to crash a firewall.

Scores

CVSS	Score	Vector	Source
3.1	4.9 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
SonicOSSonicWall	7.0.1-5169 and older versionsAffected 7.3.1-7013 and older versionsAffected 8.1.0-8017 and older versionsAffected

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001vendor-advisory

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