0.002 Low
EPSS
Percentile
55.2%
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.
bugzilla.redhat.com/show_bug.cgi?id=1829343
nvd.nist.gov/vuln/detail/CVE-2020-6809
www.cve.org/CVERecord?id=CVE-2020-6809
www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6809