CVE-2025-64218: WordPress Passster plugin <= 4.2.19 - Sensitive Data Exposure vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-18 · updated 2026-06-17
Weakness: CWE-201

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.

Affected products

wpchill Passster – Password Protect Pages and Content: through 4.2.19

References

https://patchstack.com/database/Wordpress/Plugin/content-protector/vulnerability/wordpress-passster-plugin-4-2-19-sensitive-data-exposure-vulnerability?_s_id=cve

Get alerted when CVE-2025-64218 or the next vulnerability affects your stack