When a Web Extension had the all-urls permission and made a fetch request with a mode set to 'same-origin', it was possible for the Web Extension to read local files. This vulnerability affects Firefox < 74.
References
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2020-03-25T21:13:17

Updated: 2020-03-25T21:13:16

Reserved: 2020-01-10T00:00:00


Link: CVE-2020-6809

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2020-03-25T22:15:12.623

Modified: 2021-07-21T11:39:23.747


Link: CVE-2020-6809

JSON object: View

cve-icon Redhat Information

No data.