Cross Site Scripting Vulnerability in WPCS Plugin for WordPress
CVE-2026-84816

7.1HIGH

Key Information:

Vendor

WordPress
Status
WPcs
Vendor
CVE Published:
10 September 2026

What is CVE-2026-84816?

The WPCS plugin for WordPress, up to version 1.3.2, is impacted by an unauthenticated Cross Site Scripting (XSS) vulnerability. This weakness allows attackers to inject malicious scripts into web pages viewed by users. The lack of proper input validation enables unauthorized users to exploit this vulnerability, potentially leading to data theft, session hijacking, or other malicious activities. Website administrators are urged to update to the latest version to mitigate any risks associated with this security flaw.

Affected Version(s)

WPCS <= 1.3.2

References

https://patchstack.com/database/wordpress/plugin/currency...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

JunHee CHO | Patchstack Bug Bounty Program
.