Vulnerability report

Exploited in the wild Confirmed confidence In CISA KEV

CVE-2026-15410

SMA1000 Code Injection

SonicWall / SMA1000 · 12.4.3-03245 to <= 12.4.3-03434

Watch CVE-2026-15410 Browse KEV feed
Severity
CVSS 7.2 · High
Confidence
Confirmed
Exploit status
Exploited in the wild
EPSS
11.8%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2026-15410 is a vulnerability affecting SonicWall SMA1000. Post-authentication improper control of generation of code ('Code Injection') vulnerability has been identified in the SMA1000 Appliance Management...

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 12.4.3-03245 to <= 12.4.3-03434.

What should we do?

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

Overview

SMA1000 Code Injection

Post-authentication improper control of generation of code ('Code Injection') vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands.

SonicWall Affected
SMA1000
Through 12.4.3-03434 Through 12.5.0-02800
View vendor advisory (opens in new tab)
Published
14 Jul 2026
Exploitation Reported
14 Jul 2026
Attack vector
Remote
Complexity
Low
Privileges
High
User interaction
None

Tags

edge cisa

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 14 Jul 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.

Learn about Pro API access
Source Added
CISA First 2026-07-14 19:00 UTC
CVE 2026-07-14 20:31 UTC
All CISA Advisories 2026-07-14 21:20 UTC
Sonicwall PSIRT 2026-07-15 08:20 UTC
Rapid7 2026-07-15 16:19 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

7.2 High

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

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

EPSS

11.8%

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

Weaknesses

Improper Control of Generation of Code ('Code Injection') CWE-94

Recent mention · The Hacker News

SonicWall Patches CVSS 10.0 Pre-Authentication SSRF Flaw in SMA1000 Appliances

Swati KhandelwalOct 07, 2026Vulnerability / Network Security SonicWall has released hotfixes for four flaws in its SMA1000 appliances, the gateways that give remote workers access to a company's network and applications. The most serious could allow an attacker without a...

Read full advisory

All Mentions

Recent mention · The Hacker News

SonicWall Patches CVSS 10.0 Pre-Authentication SSRF Flaw in SMA1000 Appliances

The Hacker News · 07 Oct 2026

Swati KhandelwalOct 07, 2026Vulnerability / Network Security SonicWall has released hotfixes for four flaws in its SMA1000 appliances, the gateways that give remote workers access to a company's network and applications. The most serious could allow an attacker without a login to send requests through the appliance and reach internal functions. SonicWall rates it 10.0 on the CVSS scale and says it has no evidence that any of the four flaws is being used in attacks. The most serious flaw, tracked as CVE-2026-102255, is a server-side request forgery (SSRF) bug in WorkPlace, the portal that...

Recent mention · Tenable Blog

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

Tenable Blog · 15 Jul 2026

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 that may have been chained together to allow for code execution on SonicWall SMA1000 series appliances. Zero-day exploitation of these vulnerabilities has been observed and confirmed by SonicWall. Patches and indicators of compromise are available and urgent patching is recommended.BackgroundSonicWall's Secure Mobile...

Recent mention · Rapid7

Rapid7 MDR Team Discovers New SonicWall SMA1000 Zero Days being Actively Exploited (CVE-2026-15409, CVE-2026-15410)

Rapid7 · 15 Jul 2026

OverviewOn July 14, 2026, SonicWall published a security advisory addressing two vulnerabilities affecting SMA1000 Series remote access appliances, including the critical server-side request forgery (SSRF) vulnerability CVE-2026-15409 (CVSS 10.0) and the high-severity code injection vulnerability CVE-2026-15410. The advisory urges customers to immediately apply the latest platform hotfix releases.Successful exploitation of CVE-2026-15409 permits an unauthenticated attacker to open a websocket-based tunnel to arbitrary localhost-only services, while CVE-2026-15410 is a local privilege...

Recent mention · BleepingComputer

SonicWall warns of SMA1000 flaws exploited in zero-day attacks, patch now

BleepingComputer · 14 Jul 2026

SonicWall warns that threat actors have been exploiting two SMA1000 vulnerabilities, tracked as CVE-2026-15409 and CVE-2026-15410, in zero-day attacks and urges customers to install the newly released security updates. [...]

Recent mention · Sonicwall PSIRT

SonicWall SMA1000 Series Appliances Affected By Multiple Vulnerabilities

Sonicwall PSIRT · 14 Jul 2026

1) CVE-2026-15409 - A Server-side request forgery (SSRF) A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place interface. A remote unauthenticated attacker could potentially cause the appliance to make requests to unintended location. CVSS Score: 10.0 CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CWE-918: Server-Side Request Forgery (SSRF) 2) CVE-2026-15410 - Post-authentication improper control of generation of code ('Code Injection')Post-authentication improper control of generation of code ('Code Injection')...

Recent mention · All CISA Advisories

CISA Adds Four Known Exploited Vulnerabilities to Catalog

All CISA Advisories · 14 Jul 2026

CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-15409 SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability CVE-2026-15410 SonicWall SMA1000 Appliances Code Injection Vulnerability CVE-2026-56155 Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability CVE-2026-56164 Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber...

Timeline

From disclosure to observed exploitation

  1. 17:14 UTC

    KEV confirmed by Tenable Blog

    Exploitation attested by an external source

  2. 16:19 UTC

    KEV confirmed by Rapid7

    Exploitation attested by an external source

  3. 08:20 UTC

    KEV confirmed by Sonicwall PSIRT

    Exploitation attested by an external source

  4. 21:20 UTC

    KEV confirmed by All CISA Advisories

    Exploitation attested by an external source

  5. 20:31 UTC

    KEV confirmed by CVE

    Exploitation attested by an external source

  6. 19:43 UTC

    CVE published

    Vulnerability disclosed publicly

  7. 19:00 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  8. 14:12 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

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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
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GET /api/v2/pro/kevs/CVE-2026-15410

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2026-15410",
  "confidence": "Confirmed",
  "cvss_score": 7.2,
  "cvss_estimated": false,
  "epss_score": 0.11791,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}