CVE-2026-81813 Elementor < 4.3.5 - Contributor+ Stored XSS via SVG CDATA Sanitizer Bypass
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-81813?
CVE-2026-81813 is a medium-severity vulnerability in Unknown Elementor Website Builder, published on 21 Oct 2026.
Official description
The Elementor Website Builder WordPress plugin before 4.3.5 does not sanitize the text content of SVG files, checking only their elements and attributes, allowing users with the Contributor role and above to store a payload which breaks out when the SVG is rendered inline in a page and executes in the browser of any user viewing it. Execution is specific to Chromium-based browsers; Firefox is not affected.
Weakness: CWE-79
Which versions are affected by CVE-2026-81813?
How do I fix CVE-2026-81813?
No fix has been published for CVE-2026-81813 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-81813 being exploited?
There is no known exploitation of CVE-2026-81813 in the wild and no public exploit code.
Sources
Also known as GHSA-grh6-fqc7-f8f5.