Ultimate Post Kit Vulnerabilities

The Biggop Library is vulnerable to Cross-Site Scripting via the ‘display_id’ parameter from the Sigmative API in various versions due to insufficient output escaping. This makes it possible for attackers who can compromise the Sigmative API server to inject arbitrary web scripts in pages that will execute whenever a u...

CVSS:

5.4

Affected:

up to 4.2.0

Fixed in:

4.2.1

Disclosed:

Aug 8, 2026

The Ultimate Post Kit Addons for Elementor plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 4.0.21. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action...

CVSS:

4.3

Affected:

up to 4.0.21

Fixed in:

4.0.22

Disclosed:

Mar 18, 2026

CVE-2026-24362 on NVD →

The Ultimate Post Kit Addons for Elementor plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 4.0.15 via the upk_alex_grid_loadmore_posts endpoint due to insufficient restrictions on which posts can be included. This makes it possible for unauthenticated attackers to extrac...

CVSS:

5.3

Affected:

up to 4.0.15

Fixed in:

4.0.16

Disclosed:

Dec 10, 2025

CVE-2025-14434 on NVD →

The Ultimate Post Kit Addons For Elementor – (Post Grid, Post Carousel, Post Slider, Category List, Post Tabs, Timeline, Post Ticker, Tag Cloud) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘url’ parameter within the Social Count (Static) widget in all versions up to, and including, 3.11.7...

CVSS:

6.4

Affected:

up to 3.11.7

Fixed in:

3.11.8

Disclosed:

Jun 27, 2024

CVE-2024-5662 on NVD →

The Freemius SDK for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘fs_request_get’ function in versions up to, and including, 2.5.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute...

CVSS:

6.1

Affected:

up to 3.6.3

Fixed in:

3.6.4

Disclosed:

Jul 18, 2023

CVE-2023-33999 on NVD →

The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. An...

CVSS:

6.3

Affected:

up to 2.9.1

Fixed in:

2.9.1

Disclosed:

Mar 4, 2022

CVE-2022-4974 on NVD →