CVE-2024-5439

Blocksy <= 2.0.50 - Authenticated (Contributor+) Stored Cross-Site Scripting

Published Jun 5, 2024 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
Description
The Blocksy theme for WordPress is vulnerable to Reflected Cross-Site Scripting via the custom_url parameter in all versions up to, and including, 2.0.50 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-46661 The Blocksy theme for WordPress is vulnerable to Reflected Cross-Site Scripting via the custom_url parameter in all versions up to, and including, 2.0.50 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
History
Type Values Removed Values Added
Weaknesses CWE-20
Type Values Removed Values Added
Metrics epss

{'score': 0.00249}

epss

{'score': 0.00402}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Apr 8, 2026, 5:19 PM
Reserved
May 28, 2024, 5:24 PM
Status
Modified
Published
Jun 5, 2024, 8:15 AM
Modified
Jun 17, 2026, 8:15 AM