CVE-2026-0399
MEDIUM
4.9
CVSS Score
Published: February 24, 2026 at 02:52 PM UTC
Updated: June 17, 2026 at 10:10 AM UTC
1 product affected across 1 vendorSonicOS
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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.4%
SSVC
No known exploit
Description
Multiple post-authentication stack-based buffer overflow vulnerabilities in the SonicOS management interface due to improper bounds checking in a API endpoint.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 7.0.1-5169v ≤ 7.3.1-7013v ≤ 8.1.0-8017v < 7.3.2-7010v < 8.2.0-8009
sonicwall-nsa-2700 (environment) · sonicwall-nsa-2800 (environment) · sonicwall-nsa-3700 (environment) · sonicwall-nsa-3800 (environment) · sonicwall-nsa-4700 (environment) · sonicwall-nsa-4800 (environment) · sonicwall-nsa-5700 (environment) · sonicwall-nsa-5800 (environment) · sonicwall-nsa-6700 (environment) · sonicwall-nssp-10700 (environment) · sonicwall-nssp-11700 (environment) · sonicwall-nssp-13700 (environment) · sonicwall-nssp-15700 (environment) · sonicwall-nsv270 (environment) · sonicwall-nsv470 (environment) · sonicwall-nsv870 (environment) · sonicwall-tz270 (environment) · sonicwall-tz270w (environment) · sonicwall-tz280 (environment) · sonicwall-tz370 (environment) · sonicwall-tz370w (environment) · sonicwall-tz380 (environment) · sonicwall-tz470 (environment) · sonicwall-tz470w (environment) · sonicwall-tz480 (environment) · sonicwall-tz570 (environment) · sonicwall-tz570p (environment) · sonicwall-tz570w (environment) · sonicwall-tz580 (environment) · sonicwall-tz670 (environment) · sonicwall-tz680 (environment) · sonicwall-tz80 (environment)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
4.9MEDIUMCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusANALYZED
CWE
CWE-121
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