CVE-2024-3338

MEDIUM 4.4

Colibri Page Builder <= 1.0.262 - Authenticated (Author+) Stored Cross-Site Scripting

CVSS Score

4.4

EPSS Score

0.0%

EPSS Percentile

0th

The Colibri Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via image alt data parameter in all versions up to, and including, 1.0.262 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-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	extendthemes
Product	colibri page builder
Published	May 2, 2024
Last Updated	Apr 8, 2026

Stay Ahead of the Next One

Get instant alerts for extendthemes colibri page builder

Be the first to know when new medium vulnerabilities affecting extendthemes colibri page builder are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

extendthemes / Colibri Page Builder

0 ≤ 1.0.262

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/3a066eae-4040-4d76-b730-47d98dc37662?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3074785/colibri-page-builder/trunk/extend-builder/extend-builder.php

Credits

Matthew Rollings