What’s Vulnerable › Vulnerabilities

CVE-2026-15097: Themify Builder <= 7.7.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'height_slider' Slider Module Field

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-11 · updated 2026-07-15
• Weakness: CWE-79

Description

The Themify Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'height_slider' Slider Module Field in all versions up to, and including, 7.7.6 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.

Affected products

• themifyme Themify Builder: through 7.7.6

References

• https://plugins.trac.wordpress.org/browser/themify-builder/tags/7.7.6/classes/class-builder-data-manager.php#L154
• https://plugins.trac.wordpress.org/browser/themify-builder/tags/7.7.6/classes/class-builder-data-manager.php#L402
• https://plugins.trac.wordpress.org/browser/themify-builder/tags/7.7.6/classes/class-themify-builder-active.php#L559
• https://plugins.trac.wordpress.org/browser/themify-builder/tags/7.7.6/templates/template-slider.php#L107
• https://plugins.trac.wordpress.org/changeset?reponame=&old=3601964%40themify-builder&new=3601964%40themify-builder
• https://www.wordfence.com/threat-intel/vulnerabilities/id/03721b29-7b26-4166-bba1-81614b412a09?source=cve

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