CVE-2024-6432
Content Blocks (Custom Post Widget) <= 3.3.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via content Parameter
CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-79 |
| Vendor | vanderwijk |
| Product | content blocks (custom post widget) |
| Published | Feb 20, 2025 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
vanderwijk / Content Blocks (Custom Post Widget)
0 ≤ 3.3.5
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/1f784dfa-5c31-4c44-9230-7beac7f56893?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/custom-post-widget/trunk/shortcode.php#L73 wordpress.org: https://wordpress.org/plugins/custom-post-widget/#developers plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3146407/#file6 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3147521/
Credits
lowol ngo