CVE-2024-6432

Content Blocks (Custom Post Widget) <= 3.3.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via content Parameter

Published Feb 20, 2025 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
Description
The Content Blocks (Custom Post Widget) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘content’ parameter within the plugin's shortcode Content Block in all versions up to, and including, 3.3.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-4602 The Content Blocks (Custom Post Widget) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘content’ parameter within the plugin's shortcode Content Block in all versions up to, and including, 3.3.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
History
Type Values Removed Values Added
First Time appeared Vanderwijk
Vanderwijk content Blocks
CPEs cpe:2.3:a:vanderwijk:content_blocks:*:*:*:*:*:wordpress:*:*
Vendors & Products Vanderwijk
Vanderwijk content Blocks
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description The Content Blocks (Custom Post Widget) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘content’ parameter within the plugin's shortcode Content Block in all versions up to, and including, 3.3.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Title Content Blocks (Custom Post Widget) <= 3.3.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via content Parameter
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Apr 8, 2026, 4:41 PM
Reserved
Jul 1, 2024, 3:33 PM
Status
Analyzed
Published
Feb 20, 2025, 10:15 AM
Modified
Jun 17, 2026, 8:18 AM