### [CVE-2018-5097](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5097) ![](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=%3C%2052.6%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Version&message=%3C%2058%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=Use-after-free%20when%20source%20document%20is%20manipulated%20during%20XSLT&color=brighgreen) ### Description A use-after-free vulnerability can occur during XSL transformations when the source document for the transformation is manipulated by script content during the transformation. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58. ### POC #### Reference No PoCs from references. #### Github - https://github.com/ZihanYe/web-browser-vulnerabilities