CVE-2026-15409

CriticalActively exploited (CISA KEV)Known to be used in ransomware campaigns

Description

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.

SeverityCritical
CVSS10.0
Exploit probability—
ProductSonicWall SMA1000 Appliances
PublishedJul 14, 2026
First seenJul 14, 2026
Added to KEVJul 14, 2026

How to fix

CISA 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.

CISA due date: Jul 17, 2026

Affected products

ProductAffected versionsFixed in
sonicwall sma6210_firmware12.4.3-03245, 12.4.3-03387, 12.4.3-03434, 12.5.0-02283, 12.5.0-02624, 12.5.0-02800—
sonicwall sma7210_firmware12.4.3-03245, 12.4.3-03387, 12.4.3-03434, 12.5.0-02283, 12.5.0-02624, 12.5.0-02800—
sonicwall sma8200v12.4.3-03245, 12.4.3-03387, 12.4.3-03434, 12.5.0-02283, 12.5.0-02624, 12.5.0-02800—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.