High severity · published Dec 18, 2025
CVE-2025-64218
WordPress Passster plugin <= 4.2.19 - Sensitive Data Exposure vulnerability
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
Insertion of Sensitive Information Into Sent Data vulnerability in WP Chill Passster content-protector allows Retrieve Embedded Sensitive Data.This issue affects Passster: from n/a through <= 4.2.19.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
Passster · WP Chill
through 4.2.19 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-64218
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-64218
patchstack.com
https://patchstack.com/database/Wordpress/Plugin/content-protector/vulnerability/wordpress-passster-plugin-4-2-19-sensitive-data-exposure-vulnerability?_s_id=cve
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