CVE-2026-15410

CISA Known Exploited Vulnerability

SonicWall SMA1000 Appliances Code Injection Vulnerability — SonicWall SMA1000 Appliances

SonicWall SMA1000 Appliances contain a code injection vulnerability which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands.

Added to KEV

2026-07-14

Remediation due

2026-07-17

Ransomware use

Known

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.

Notes

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-2026-15410