cve/2023/CVE-2023-6860.md

### [CVE-2023-6860](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6860)
![](https://img.shields.io/static/v1?label=Product&message=Firefox%20ESR&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20115.6%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20121%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Potential%20sandbox%20escape%20due%20to%20VideoBridge%20lack%20of%20texture%20validation&color=brighgreen)

### Description

The `VideoBridge` allowed any content process to use textures produced by remote decoders.  This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1854669

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds