Vulnerability report

Exploited in the wild Confirmed confidence In CISA KEV

CVE-2025-40602

SMA1000 Privilege Escalation

SonicWall / SMA1000 · 12.4.3-03093 (platform-hotfix) and earlier versions

Watch CVE-2025-40602 Browse KEV feed
Severity
CVSS 6.6 · Medium
Confidence
Confirmed
Exploit status
Exploited in the wild
EPSS
2.8%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2025-40602 is a vulnerability affecting SonicWall SMA1000. A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 appliance management console (AMC).

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is confirmed. Listed in CISA KEV. Also confirmed by third-party sources.

Who is affected?

SonicWall / SMA1000 12.4.3-03093 (platform-hotfix) and earlier versions.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

SMA1000 Privilege Escalation

A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 appliance management console (AMC).

SonicWall Affected
SMA1000
12.4.3-03093 (platform-hotfix) and earlier versions 12.5.0-02002 (platform-hotfix) and earlier versions
View vendor advisory (opens in new tab)
Published
18 Dec 2025
Exploitation Reported
01 Jun 2026
Attack vector
Remote
Complexity
High
Privileges
High
User interaction
None

Tags

cisa edge

CVE References

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

CVE

Recorded 01 Jun 2026

A trusted third party reported exploitation.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

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Source Added
CVE First 2026-06-01 10:46 UTC
CISA 2026-06-02 14:04 UTC
Tenable Blog 2026-07-15 17:14 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Scanner coverage

No scanner integrations recorded yet.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

No detection artifacts or sensor request patterns are available for this CVE yet.

Check back as sensor telemetry and scanner integrations are updated.

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

6.6 Medium

Potential damage if exploited. Separate from whether attackers are using it.

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

2.8%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Execution with Unnecessary Privileges CWE-250 Missing Authorization CWE-862

Recent mention · Tenable Blog

CVE-2026-15409, CVE-2026-15410: SonicWall SMA 1000 zero-day vulnerabilities exploited in the wild

SonicWall patched two recently exploited zero-day vulnerabilities in its SMA 1000 Series secure remote access appliances which may have been chained for unauthenticated remote code execution.Key takeawaysCVE-2026-15409 and CVE-2026-15410 are a pair of exploited vulnerabilities...

Read full advisory

Timeline

From disclosure to observed exploitation

  1. 17:14 UTC

    KEV confirmed by Tenable Blog

    Exploitation attested by an external source

  2. 14:04 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  3. 10:46 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party attested exploitation

  4. 10:58 UTC

    CVE published

    Vulnerability disclosed publicly

  5. 08:34 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2025-40602

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2025-40602",
  "confidence": "Confirmed",
  "cvss_score": 6.6,
  "cvss_estimated": false,
  "epss_score": 0.02756,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}