Critical severity · published Dec 18, 2025
CVE-2025-66074
WordPress WP Webhooks plugin <= 3.3.8 - Arbitrary File Upload vulnerability
9.0
CVSS
0.3%
EPSS
No
On KEV
Description
Unrestricted Upload of File with Dangerous Type vulnerability in Cozmoslabs WP Webhooks wp-webhooks allows Path Traversal.This issue affects WP Webhooks: from n/a through <= 3.3.8.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WW
WP Webhooks · Cozmoslabs
through 3.3.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-66074
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-66074
patchstack.com
https://patchstack.com/database/Wordpress/Plugin/wp-webhooks/vulnerability/wordpress-wp-webhooks-plugin-3-3-8-arbitrary-file-upload-vulnerability?_s_id=cve
More from WP Webhooks
7.2
CVE-2025-66073
WordPress WP Webhooks plugin <= 3.3.8 - PHP Object Injection vulnerability