CVE-2026-15409

CRITICALCVSS 10.0Known Exploited

CISA Known Exploited Vulnerability

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0008 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-15409

Remediation deadline: July 17, 2026

Ransomware use: Known

Description

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.

Timeline

Published:July 14th, 2026 8:16 PM

Last modified:July 16th, 2026 5:16 AM

Added to KEV:July 14th, 2026

CVSS Scoring

CVSS v3: 10.0 (CRITICAL)

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

Affected Software

From NVD CPE configuration data

Vendors

sonicwall

Products

sma6210_firmwaresma7210_firmwaresma8200v

Weaknesses (CWE)

CWE-918

References & Reports

Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute