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.
The product stores sensitive information without properly limiting read or write access by unauthorized actors.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | * | 105.0 (excluding) |
| Firefox_esr | Mozilla | * | 102.3 (excluding) |
| Thunderbird | Mozilla | * | 102.3 (excluding) |