Vulnerability · Published Aug 1, 2024 · Assigned by Wordfence
CVE-2024-6346Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel – Combo Blocks <= 2.2.85 - Authenticated (Contributor+) Stored Cross-Site Scripting via redirectURL Parameter of Date Countdown Widget
Medium 6.4
In plain English
A medium-severity cross-site scripting in Post Grid from pickplugins. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Official description
The Gutenberg Blocks, Page Builder – ComboBlocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the redirectURL parameter of the Date Countdown widget, in all versions up to, and including, 2.2.85 due to insufficient input sanitization and output escaping on user supplied attributes. 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| pickplugins | Post Grid | 0 – through 2.2.85 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1512d911-167f-4653-ab20-cb057b83dab1?source=cve
- https://plugins.trac.wordpress.org/browser/post-grid/tags/2.2.84/includes/blocks/date-countdown/front-scripts.js#L117
- https://plugins.trac.wordpress.org/browser/post-grid/tags/2.2.84/includes/blocks/date-countdown/index.php#L283