What the vulnerability does
01Description
Deserialization of Untrusted Data vulnerability in Tagbox Tagbox – UGC Galleries, Social Media Widgets, User Reviews & Analytics.This issue affects Tagbox – UGC Galleries, Social Media Widgets, User Reviews & Analytics: from n/a through 3.1.
Explanation of Vulnerability in Simple Terms
02Summary
Tagbox versions up to 3.1 contain a deserialization vulnerability that allows unauthenticated attackers to run arbitrary code on the site without user interaction. The vulnerability exists in how the plugin processes untrusted serialized data. An attacker can exploit this remotely over the network to gain full control of the site, including reading sensitive data, modifying content, and disrupting service.
What an attacker can do
03Attacker Capabilities
Run arbitrary code on the site and gain full control without authentication.
Potential impact on your site
04Site Impact
Complete site compromise: attackers can steal data, modify content, install malware, or take the site offline.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
January 8, 2024
CVE published
April 28, 2026
Record updated