CVE Field Guide
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CVE-2026-66683
PUBLISHED
WordPress Custom CSS and JavaScript plugin <= 2.0.16 - Sensitive Data Exposure vulnerability
Assigner:
Patchstack
Reserved:
27.07.2026
Published:
06.08.2026
Updated:
06.08.2026
Unauthenticated Sensitive Data Exposure in Custom CSS and JavaScript <= 2.0.16 versions.
Metrics
CVSS 3.1
CVSS Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS Score:
5.3
CVSS score
5.3
Attack Vector
Network
Scope
Unchanged
Attack Complexity
Low
Confidentiality Impact
Low
Privileges Required
None
Integrity Impact
None
User Interaction
None
Availability Impact
None
CVSS 3.1
Product Status
Vendor
WP Zone
Product
Custom CSS and JavaScript
Versions
Default:
unaffected
affected from n/a to 2.0.16 (incl.)
Credits
Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program
finder
References
https://patchstack.com/database/wordpress/plugin/custom-css-and-javascript/vulnerability/wordpress-custom-css-and-javascript-plugin-2-0-16-sensitive-data-exposure-vulnerability?_s_id=cve
Problem Types
CWE-201 Insertion of Sensitive Information Into Sent Data
CWE
Impacts
CAPEC-37 Retrieve Embedded Sensitive Data