What is CVE-2026-106648?

CVE-2026-106648 is a medium-severity vulnerability in Royal Elementor Addons, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-10-28.

How severe is CVE-2026-106648?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Royal Elementor Addons

CVE-2026-106648

The Royal Elementor Addons WordPress plugin before 1.7.1070 does not validate submitted form field values before substituting them into the recipient addresses of its form notification emails, allowing unauthenticated attackers to replace the recipient list and relay attacker-composed email from the site's own domain when a recipient field is configured to echo a submitted value.

Published 2026-10-28 · last modified 2026-10-28.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Royal Elementor Addons

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

wpscan.com/vulnerability/a93f2619-572d-4432-bf7d-f3f691c30086/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-106648?: CVE-2026-106648 is a medium-severity vulnerability in Royal Elementor Addons, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-10-28.
How severe is CVE-2026-106648?: Medium severity. CVSS v3 base score is 5.3 out of 10.