description: WebExtensions can use request redirection and a "filterReponseData" filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox < 60.
problem types: WebExtension host permission bypass through filterReponseData
affected:
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 60, status: affected, version: unspecified, versionType: custom
}