Security Advisory

CVE-2021-39345

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2021-10-15 12:15:35

Last updated 2025-03-31 18:00:09

Assigner Wordfence

CVSS score 5.5

State PUBLISHED

Description

The HAL WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the ~/wp-hal.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 2.1.1. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled.

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