### [CVE-2021-21135](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21135) ![](https://img.shields.io/static/v1?label=Product&message=Chrome&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=Inappropriate%20implementation&color=brightgreen) ### Description Inappropriate implementation in Performance API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page. ### POC #### Reference No PoCs from references. #### Github - https://github.com/ARPSyndicate/cve-scores