CVE-2021-36873

WordPress iQ Block Country plugin <= 1.2.11 - Authenticated Persistent Cross-Site Scripting (XSS) vulnerability

Published Sep 23, 2021 CVSS 3.1 · 5.5 Medium EPSS 1.2% KEV · Not listed
Description
Authenticated Persistent Cross-Site Scripting (XSS) vulnerability in WordPress iQ Block Country plugin (versions <= 1.2.11). Vulnerable parameter: &blockcountry_blockmessage.

Remediation

Vendor Solution

Update to version 1.2.12 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-23449 Authenticated Persistent Cross-Site Scripting (XSS) vulnerability in WordPress iQ Block Country plugin (versions <= 1.2.11). Vulnerable parameter: &blockcountry_blockmessage.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:07 PM
Reserved
Jul 19, 2021, 12:00 AM
Status
Modified
Published
Sep 23, 2021, 5:15 PM
Modified
Jun 17, 2026, 3:59 AM