CVE-2022-40959

2022-12-2200:00:00

mozilla

www.cve.org

iframe navigation

featurepolicy

device permissions

vulnerability

firefox

thunderbird

6.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.1%

JSON

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

CNA Affected

[
  {
    "vendor": "Mozilla",
    "product": "Firefox ESR",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "102.3",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Mozilla",
    "product": "Thunderbird",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "102.3",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Mozilla",
    "product": "Firefox",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "105",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]