What is CVE-2025-40599?

CVE-2025-40599 is a vulnerability in Sonicwall Sma 100 Series, classified under Unrestricted Upload of File with Dangerous Type. Published 2025-07-23.

Is CVE-2025-40599 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Sonicwall Sma 100 Series

CVE-2025-40599

An authenticated arbitrary file upload vulnerability exists in the SMA 100 series web management interface. A remote attacker with administrative privileges can exploit this flaw to upload arbitrary files to the system, potentially leading…

Vulnerability class: Unrestricted File Upload

EPSS: 0.112 (95.4th percentile) — read the EPSS interpretation.

Affected products

Sonicwall Sma 100 Series — versions 10.2.1.15-81sv and earlier versions

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0014 (vendor-advisory)

Frequently asked questions

What is CVE-2025-40599?: CVE-2025-40599 is a vulnerability in Sonicwall Sma 100 Series, classified under Unrestricted Upload of File with Dangerous Type. Published 2025-07-23.
Is CVE-2025-40599 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.