SVG File Upload Vulnerability in Elementor Website Builder Plugin for WordPress
CVE-2026-81812
Key Information:
- Vendor
WordPress
- Vendor
- CVE Published:
- 21 October 2026
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What is CVE-2026-81812?
The Elementor Website Builder plugin for WordPress versions prior to 4.3.5 contains a security flaw that permits users with Author role and higher to upload SVG files without proper sanitation checks. This vulnerability can be exploited to upload malicious JavaScript within the SVG, which executes in the browser of any user viewing the uploaded file. Exploitation necessitates that the unfiltered file uploads option is enabled within the Elementor settings, a configuration that is not enabled by default, thereby posing a risk to WordPress sites utilizing the affected plugin.
Affected Version(s)
Elementor Website Builder 0 < 4.3.5
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.