cve/2023/CVE-2023-47120.md

### [CVE-2023-47120](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-47120)
![](https://img.shields.io/static/v1?label=Product&message=discourse&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20%3E%3D%203.1.0%2C%20%3C%203.1.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-770%3A%20Allocation%20of%20Resources%20Without%20Limits%20or%20Throttling&color=brighgreen)

### Description

Discourse is an open source platform for community discussion. In versions 3.1.0 through 3.1.2 of the `stable` branch and versions 3.1.0,beta6 through 3.2.0.beta2 of the `beta` and `tests-passed` branches, Redis memory can be depleted by crafting a site with an abnormally long favicon URL and drafting multiple posts which Onebox it. The issue is patched in version 3.1.3 of the `stable` branch and version 3.2.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/kip93/kip93