🔐 CVE Alert

CVE-2026-8354

MEDIUM 6.4

Gum Addon for Elementor <= 1.3.15 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'pop_tag' Widget Setting

CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th

The Gum Addon for Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'pop_tag' parameter in all versions up to, and including, 1.3.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE CWE-79
Vendor celomitan
Product gum addon for elementor
Published Sep 19, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

celomitan / Gum Addon for Elementor
0 ≤ 1.3.15

References

NVD ↗ CVE.org ↗ EPSS Data ↗
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/143c3a66-ac67-48e1-800f-8479fd963da3?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/gum-elementor-addon/trunk/widgets/popover_btn.php#L767 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/gum-elementor-addon/tags/1.3.15/widgets/popover_btn.php#L767 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/gum-elementor-addon/trunk/widgets/popover_btn.php#L726 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/gum-elementor-addon/tags/1.3.15/widgets/popover_btn.php#L726 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?reponame=&old=3556711%40gum-elementor-addon&new=3556711%40gum-elementor-addon

Credits

Valatty