Quick answers
- Is CVE-2026-81813 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-81813 being exploited in the wild.
- How severe is CVE-2026-81813?
- Informational severity, published 21 October 2026.
- Which products and versions are affected?
- Elementor Website Builder before 4.3.5.
- Is there a fix for CVE-2026-81813?
- Yes: fixed in 4.3.5. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-81813 attacked?
- It is attacked over the network, in a software library.
- Am I affected by CVE-2026-81813?
- Check whether you run Elementor Website Builder at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: 4.3.5
Technical details
A stored cross-site scripting vulnerability exists in Elementor before version 4.3.5 due to incomplete SVG sanitization that only checks elements and attributes but misses text content inside CDATA sections. An authenticated attacker with Contributor role or higher can upload a malicious SVG file containing JavaScript payload in CDATA that executes in the DOM when the SVG is rendered inline; the vulnerability is specific to Chromium-based browsers and does not affect Firefox.
Affected products
- Elementor Elementor Website Builder before 4.3.5
Timeline
- 2026-10-19: disclosed
- 2026-10-21: advisory