High severity · published May 7, 2025
CVE-2025-47550
WordPress Instantio plugin <= 3.3.16 - Arbitrary File Upload Vulnerability
7.2
CVSS
0.5%
EPSS
No
On KEV
Description
Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.This issue affects Instantio: from n/a through <= 3.3.16.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IN
Instantio · Themefic
through 3.3.16 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-47550
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-47550
Third Party Advisory
https://patchstack.com/database/Wordpress/Plugin/instantio/vulnerability/wordpress-instantio-3-3-16-arbitrary-file-upload-vulnerability?_s_id=cve
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