CVE-2023-46130

Summary

CVE-2023-46130 is a vulnerability affecting versions prior to 3.1.3 of Discourse's `stable` branch and 3.2.0.beta3 of the `beta` and `tests-passed` branches. This issue lies in some theme components allowing users to add SVGs with unlimited height attributes. The consequence is a reduction in the availability of subsequent replies in a topic. Only Discourse instances utilizing the svgbob or mermaid theme component are susceptible. The vulnerability has been rectified in versions 3.1.3 and 3.2.0.beta3. As a temporary solution, administrators can disable or remove the relevant theme components.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.