CVE-2022-29909

2022-12-2200:00:00

mozilla

www.cve.org

cve-2022-29909

cross-origin browsing

permissions bypass

thunderbird

firefox esr

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.6%

JSON

Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prompt and wrongfully inheriting the top-level permissions. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

CNA Affected

[
  {
    "vendor": "Mozilla",
    "product": "Thunderbird",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "91.9",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Mozilla",
    "product": "Firefox ESR",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "91.9",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Mozilla",
    "product": "Firefox",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "100",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]