description: When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
problem types: CSP containing 'sandbox' improperly applied
affected:
{
product: Thunderbird
vendor: Mozilla
versions:
lessThan: 52.3, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox ESR
vendor: Mozilla
versions:
lessThan: 52.3, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 55, status: affected, version: unspecified, versionType: custom
}
