Critical SonicWall SMA1000 Vulnerabilities CVE-2026-83548, CVE-2026-83549 Exploited in the Wild
SonicWall SMA1000 appliances face active exploitation of chained CVE-2026-83548 and CVE-2026-83549 enabling unauthenticated RCE; hotfixes released.
SonicWall disclosed on September 1, 2026 that CVE-2026-83548, a critical pre-authentication SSRF in the SMA1000 Appliance Work Place interface (CVSS 10.0), and CVE-2026-83549, an authenticated OS command injection in the Appliance Management Console, can be chained for unauthenticated remote code execution. Both vulnerabilities are confirmed exploited in the wild and were added to CISA's Known Exploited Vulnerabilities catalog. Affected SMA1000 models 6210, 7210 and 8200v on versions 12.4.3-03453 and 12.5.0-02835 platform-hotfix or earlier require upgrades to 12.4.3-03526 or 12.5.0-02952 platform-hotfixes.
- Chaining SSRF with command injection yields unauthenticated RCE on internet-exposed edge appliances
- Both CVEs added to CISA KEV; exploitation occurred before public disclosure
- SonicWall advises checking for compromise, re-imaging appliances and rotating all passwords and TOTP tokens
- Rapid7 shipping detection content in its September 3 release
- Products
- SonicWall SMA1000
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
CVE-2026-83548+1 related CVE | Pre-Authentication SSRF in SonicWall SMA1000 Appliance Workplace Interface | 10.0 group max | 8% | KEVPoC ×3 | KEV |
From the original article
2 min read at rapid7.com
Overview On September 1, 2026, SonicWall disclosed two vulnerabilities affecting SonicWall SMA1000 appliances that the vendor says are being actively exploited in the wild. The vulnerabilities, CVE-2026-83548 and CVE-2026-83549, can be chained to achieve unauthenticated remote code execution (RCE) on affected appliances.
By Rapid7 · rapid7.com
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