CVEs / CVE-2025-40602

CVE-2025-40602: SonicWall SMA1000 Missing Authorization Vulnerability

Known exploited in the CISA KEV catalog since 17 Dec 2025
medium 6.6 CVSS 3.1 (from the CNA)
EPSS 2.75% chance of exploitation in the next 30 days, higher than 86% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

SonicWall SMA1000 contains a missing authorization vulnerability that could allow for privilege escalation appliance management console (AMC) of affected devices.
CISA, Known Exploited Vulnerabilities catalog

Description

A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 appliance management console (AMC).
The CVE record, via NVD · published 18 Dec 2025 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
SonicWall SMA1000	12.4.3-03093 (platform-hotfix) and earlier versions	—
SonicWall SMA1000	12.5.0-02002 (platform-hotfix) and earlier versions	—

Exploitation

In CISA KEV since	17 Dec 2025
Due date for US federal agencies	24 Dec 2025
Used in ransomware campaigns	Unknown
Required action	Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable

Severity

CVSS 3.1	6.6 medium `CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H` Scored by the CNA (134c704f-9b21-4f2e-91b3-4a467353bcc0)
Weakness	CWE-250, CWE-862

References

CVE-2025-40602 on NVD
CVE-2025-40602 in the CISA KEV catalog
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0019 (cited by CISA)
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0019 Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-40602 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.