The origin of an external protocol handler prompt could have been obscured using a data: URL within an iframe. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.
{
"binaries": [
{
"binary_name": "firefox",
"binary_version": "132.0+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-dev",
"binary_version": "132.0+build1-0ubuntu0.20.04.1"
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{
"binary_name": "firefox-geckodriver",
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},
{
"binary_name": "firefox-mozsymbols",
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}
],
"availability": "No subscription required"
}