SonicWall SMA1000 Secure Access Appliances Accept Forged Server-Side Requests, Enabling Internal Network Pivoting; CISA's July 17th KEV Remediation Deadline Has Passed

Last refreshed2026-09-27

Status: KEV | Advisory ID: CVE-2026-15409

Key Details

CVE	CVE-2026-15409
Vulnerability Name	SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability
Affected products	SonicWall SMA1000 Appliances
Exploitation status	Listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, indicating confirmed active exploitation.
Classified as	CWE-918 (Server-Side Request Forgery (SSRF))
KEV listing	Added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2026-07-14.
Exploitation prediction (EPSS)	6.79% probability of exploitation in the next 30 days (94% percentile) -- FIRST.org's EPSS model.
Federal remediation deadline	2026-07-17 (CISA KEV, Binding Operational Directive).

Affected Products, Subsystems & Sectors

Vendor	Product	Affected Versions	Patch Status
SonicWall	SMA1000 Appliances

Vendor

Product

Affected Versions

Patch Status

SonicWall

SMA1000 Appliances

Subsystems	Industrial Network - Routers/Firewalls
Sectors	Multi-sector

What to Know

SonicWall SMA1000 Appliances contain a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to potentially cause the appliance to make requests to unintended location.

What to Do

Monitor SonicWall's web page for any future patch releases.

References

Source	Reference
NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-15409
CVE	https://www.cve.org/CVERecord?id=CVE-2026-15409

Source

Reference

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-15409

CVE

https://www.cve.org/CVERecord?id=CVE-2026-15409

KEV Required Action

Field	Value
KEV Link	https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Date Added to KEV	2026-07-14
Required Action Due Date	2026-07-17
Required Action	Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Field

Value

KEV Link

https://www.cisa.gov/known-exploited-vulnerabilities-catalog

Date Added to KEV

2026-07-14

Required Action Due Date

2026-07-17

Required Action

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.