What’s Vulnerable › Vulnerabilities

CVE-2024-1710: Addon Library <= 1.3.76 - Missing Authorization to Authenticated (Subscriber+) Arbitrary File Upload

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-26 · updated 2026-06-17
• Weakness: CWE-862

Description

The Addon Library plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the onAjaxAction function action in all versions up to, and including, 1.3.76. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform several unauthorized actions including uploading arbitrary files.

Affected products

• unitecms Addon Library: through 1.3.76

References

• https://plugins.trac.wordpress.org/browser/addon-library/trunk/inc_php/unitecreator_actions.class.php#L39
• https://www.wordfence.com/threat-intel/vulnerabilities/id/15cf34d8-256b-495e-9385-a5d526bfb335?source=cve
• https://plugins.trac.wordpress.org/browser/addon-library/trunk/inc_php/unitecreator_actions.class.php#L39
• https://www.wordfence.com/threat-intel/vulnerabilities/id/15cf34d8-256b-495e-9385-a5d526bfb335?source=cve

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