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NVD Vulnerability Details :
CVE-2026-0400
Awaiting Analysis
More InfoOfficial Page
Source-PSIRT@sonicwall.com
View Known Exploited Vulnerability (KEV) details
Published At-24 Feb, 2026 | 15:21
Updated At-24 Feb, 2026 | 21:52

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

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.14.9MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 4.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-134SecondaryPSIRT@sonicwall.com
CWE ID: CWE-134
Type: Secondary
Source: PSIRT@sonicwall.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001PSIRT@sonicwall.com
N/A
Hyperlink: https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001
Source: PSIRT@sonicwall.com
Resource: N/A
Change History
0Changes found
Details not found