Critical severity · published Jul 23, 2025
CVE-2025-40599
An authenticated arbitrary file upload vulnerability exists in the SMA 100 series web management interface
9.1
CVSS
9.7%
EPSS
No
On KEV
Description
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 to remote code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)9.7% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
S2
Sma 210 Firmware · Sonicwall
before 10.2.2.1-90sv · source: NVD
S4
Sma 410 Firmware · Sonicwall
before 10.2.2.1-90sv · source: NVD
S5
Sma 500v Firmware · Sonicwall
before 10.2.2.1-90sv · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-40599
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-40599
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0014
More from Sma 210 Firmware
9.8
CVE-2021-20038
SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
9.8
CVE-2021-20028
SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability
9.8
CVE-2021-20016
SonicWall SSLVPN SMA100 SQL Injection Vulnerability
9.1
CVE-2024-38475
Apache HTTP Server weakness in mod_rewrite when first segment of substitution matches filesystem path.
7.2
CVE-2023-44221
SonicWall SMA100 Appliances OS Command Injection Vulnerability