Critical severity · published Dec 29, 2025
CVE-2025-15226
Sunnet｜WMPro - Arbitrary File Upload
9.8
CVSS
0.6%
EPSS
No
On KEV
Description
WMPro developed by Sunnet has a Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WM
WMPro · Sunnet
5.0 through 5.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-15226
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-15226
Third Party Advisory
https://www.twcert.org.tw/en/cp-139-10603-67149-2.html
Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-10602-c1c69-1.html
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