# CVE-2026-83548: SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

- Exploited (CISA KEV): yes, added 2026-09-02
- Published: 2026-09-01
- CVSS: 10 CRITICAL (v3.1)
- EPSS: 8.0% (95th percentile)
- CWE: CWE-918, CWE-441

A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an unintended alternate access path. A remote unauthenticated attacker could potentially exploit this vulnerability to gain unauthorized access to sensitive functionality and perform unauthorized operations.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | No public claim | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | No public claim | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2026-10-21 | — |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

### F5

- 2026-10-21 · updated · rule 200018215
  > Updated: signature 200018215 "SonicWall SMA1000 SSRF" (Other Application Attacks, risk High), systems: Other Web Server. References: CVE-2026-83548, CVE-2026-102255.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2026-83548 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2026-83548