CVE-2025-40602: SonicWall SMA1000 Missing Authorization Vulnerability
- Is it exploited?
Yes. CISA added it to the Known Exploited Vulnerabilities catalog on , 1 day before the CVE record was published.
- How likely is exploitation in the next 30 days?
- 2.8%
EPSS score, percentile 86.2 of all scored records
- How severe?
- 6.6 Medium
CVSS v3.1 base score, from CISA's enrichment of the record
- What should I do?
CISA deadline . Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable
- Which versions are affected?
Affected
- 12.4.3-03093 (platform-hotfix) and earlier versions
- 12.5.0-02002 (platform-hotfix) and earlier versions
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
What to do
Required action, set by CISA
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable
CISA due date for this action: .
Advisories and patches
Linked from CISA's catalog entry
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0019
- https://nvd.nist.gov/vuln/detail/CVE-2025-40602
Affected products and versions
As listed in the CVE record.
| Status | Versions |
|---|---|
| Affected | 12.4.3-03093 (platform-hotfix) and earlier versions |
| Affected | 12.5.0-02002 (platform-hotfix) and earlier versions |
Versions not listed are: unknown.
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
About this vulnerability
SonicWall SMA1000 contains a missing authorization vulnerability that could allow for privilege escalation appliance management console (AMC) of affected devices.
Summary: CISA's KEV catalog, as of .
- CISA added CVE-2025-40602 to its Known Exploited Vulnerabilities (KEV) catalog on 17 Dec 2025.
- CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
- The due date CISA sets for the required action is 24 Dec 2025.
- The CVE record was published on 18 Dec 2025, 1 day after it was added to KEV.
- The CVE record carries a CVSS v3.1 base score of 6.6 (Medium), taken from CISA's enrichment of the record.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 2.8% (percentile 86.2), as of 28 Oct 2026.
- CISA's SSVC assessment in the CVE record: exploitation active, automatable no, technical impact total.
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of . About the data.
Description
A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 appliance management console (AMC).
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
Weakness
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.
Timeline
| Date | Event |
|---|---|
| Added to CISA KEV | |
| CVE record published | |
| CVE record last updated | |
| CISA due date for the required action |
More exploited SonicWall vulnerabilities
- CVE-2026-83548: SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability
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- CVE-2026-15409: SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability
- CVE-2026-15410: SonicWall SMA1000 Appliances Code Injection Vulnerability
- CVE-2023-44221: SonicWall SMA100 Appliances OS Command Injection Vulnerability
- CVE-2021-20035: SonicWall SMA100 Appliances OS Command Injection Vulnerability