Blocksy
CVE-2024-3747
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the className parameter in the About Me block in all versions up to, and including, 2.0.39 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
AnalysisAI
The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the className parameter in the About Me block in all versions up to, and including, 2.0.39 due to insufficient input. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, low attack complexity.
Technical ContextAI
This vulnerability is classified under CWE-20. The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the className parameter in the About Me block in all versions up to, and including, 2.0.39 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Affected products include: Creativethemes Blocksy.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Authenticated PHP Object Injection in the Blocksy WordPress theme (versions ≤ 2.1.35) allows contributor-level users to
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in creativethemeshq B
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in creativethemeshq B
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Same weakness CWE-20 – Improper Input Validation
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External POC / Exploit Code
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