CVE entry · CVE-2025-40602
CVE-2025-40602: SonicWall SMA1000 Missing Authorization Vulnerability
SonicWall SMA1000 contains a missing authorization vulnerability that could allow for privilege escalation appliance management console (AMC) of affected devices.
- Actively exploited: added to CISA’s KEV catalog on December 17, 2025.
- Use by ransomware: not established so far.
- Remediation deadline for US federal agencies: December 24, 2025.
Description from CISA’s KEV catalog.
What to do
- Check whether your estate includes SonicWall SMA1000 appliance, including internet-facing devices.
- Apply the vendor’s patch or mitigations (references below). Failing that, isolate the product or stop using it, as CISA requires of US federal agencies.
- An exploited vulnerability has often been used before it was fixed: look for signs of compromise, especially on internet-facing devices.
References
Other SonicWall vulnerabilities
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SonicWall SMA1000 Appliances OS Command Injection Vulnerability
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SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability
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CVE-2026-15410Used by ransomwareSonicWall SMA1000 Appliances Code Injection Vulnerability
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CVE-2026-15409Used by ransomwareSonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability
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CVE-2024-40766Used by ransomwareSonicWall SonicOS Improper Access Control Vulnerability