Vulnerability report

Exploited in the wild Confirmed confidence In CISA KEV

CVE-2025-23006

SMA1000 Deserialization

SonicWall / SMA1000 · 12.4.3-02804 (platform-hotfix) and earlier versions.

Watch CVE-2025-23006 Browse KEV feed
Severity
CVSS 9.8 · Critical
Confidence
Confirmed
Exploit status
Exploited in the wild
EPSS
23.4%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2025-23006 is an unauthenticated vulnerability affecting SonicWall SMA1000. Pre-authentication deserialization of untrusted data vulnerability has been identified in the 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 12.4.3-02804 (platform-hotfix) and earlier versions..

What should we do?

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

Overview

SMA1000 Deserialization

Pre-authentication deserialization of untrusted data vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) and Central Management Console (CMC), which in specific conditions could potentially enable a remote unauthenticated attacker to execute arbitrary OS commands.

SonicWall Affected
SMA1000
12.4.3-02804 (platform-hotfix) and earlier versions.
View vendor advisory (opens in new tab)
Published
23 Jan 2025
Exploitation Reported
24 Jan 2025
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
None

Tags

cisa edge nessus_scanner malware

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

CISA

Recorded 24 Jan 2025

A trusted third party reported exploitation.

Used in malware

CISA

Recorded 02 Jun 2026

Malware families have been linked to exploitation of this CVE.

Known exploited vulnerability sources

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

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Source Added
CISA First 2025-01-24 00:00 UTC
Tenable Blog 2026-07-15 17:14 UTC
CVE 2026-08-04 04:41 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.

Virtual patch status

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

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nessus https://www.tenable.com/plugins/nessus/214591 02 Jun 2025

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

9.8 Critical

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

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

EPSS

23.4%

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

Weaknesses

Deserialization of Untrusted Data CWE-502

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. 04:41 UTC

    KEV confirmed by CVE

    Exploitation attested by an external source

  2. 17:14 UTC

    KEV confirmed by Tenable Blog

    Exploitation attested by an external source

  3. 14:08 UTC

    First public exploitation report

    Exploit observed in malware

  4. 09:25 UTC

    Nessus plugin available

    Scanner coverage available

  5. 00:00 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  6. 11:37 UTC

    CVE published

    Vulnerability disclosed publicly

  7. 09:08 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-2025-23006

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2025-23006",
  "confidence": "Confirmed",
  "cvss_score": 9.8,
  "cvss_estimated": false,
  "epss_score": 0.23432,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}