CVE-2020-6809

2020-03-2521:13:17

mozilla

www.cve.org

7.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

55.2%

JSON

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.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "74",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]