CVE-2026-81812 Details
Description
The Elementor Website Builder WordPress plugin before 4.3.5 does not sanitize uploaded SVG files on every upload route, allowing users with the Author role and above to upload a file containing JavaScript, which will run in the browser of any user who opens it. Exploitation requires unfiltered file uploads to be enabled in the Elementor Website Builder WordPress plugin before 4.3.5 settings, which is not the default.
A stored cross-site scripting vulnerability has been identified in the Elementor Website Builder WordPress plugin, affecting versions prior to 4.3.5. The issue arises because the plugin does not properly sanitize uploaded SVG files on all upload routes. This flaw allows users with the Author role and above to upload SVG files containing JavaScript, which can execute in the browser of any user who opens the file. Exploitation of this vulnerability requires unfiltered file uploads to be enabled in the Elementor Website Builder plugin settings, a configuration that is not set by default.
Users are advised to update the Elementor Website Builder WordPress plugin to version 4.3.5 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 21, 2026CISA-ADP
Assessed Oct 21, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/ba550282-d354-4d39-95c6-c4820a91f270/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Elementor | < 4.3.5 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 21, 2026 | CVE Modified | CISA-ADP |
| Oct 21, 2026 | New CVE Received | [email protected] |