Unrated severityNVD Advisory· Published Feb 24, 2026· Updated Feb 24, 2026
CVE-2026-0400
CVE-2026-0400
Description
A post-authentication Format String vulnerability in SonicOS allows a remote attacker to crash a firewall.
Affected products
1Patches
Vulnerability mechanics
References
1- psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001mitrevendor-advisory
News mentions
1- Hackers Actives Scanning SonicWall Firewall Interfaces – 597,000 Sessions ObservedCyber Security News · May 25, 2026