CVE-2026-0400

4.9 mediumEPSS 0.5%

Medium (4.9) in sonicwall sonicos. EPSS 0.5% chance of exploitation in the next 30 days.

A post-authentication Format String vulnerability in SonicOS allows a remote attacker to crash a firewall.

Severity

4.9 medium

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-134
Published: 2026-02-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19