The MediaError message property should be consistent to avoid leaking information about cross-origin resources; however for a same-site cross-origin resource, the message could have leaked information enabling XS-Leaks attacks. This vulnerability affects Firefox < 102.
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "102.0+build2-0ubuntu0.18.04.1",
"binary_name": "firefox"
},
{
"binary_version": "102.0+build2-0ubuntu0.18.04.1",
"binary_name": "firefox-dev"
},
{
"binary_version": "102.0+build2-0ubuntu0.18.04.1",
"binary_name": "firefox-geckodriver"
},
{
"binary_version": "102.0+build2-0ubuntu0.18.04.1",
"binary_name": "firefox-mozsymbols"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "102.0+build2-0ubuntu0.20.04.1",
"binary_name": "firefox"
},
{
"binary_version": "102.0+build2-0ubuntu0.20.04.1",
"binary_name": "firefox-dev"
},
{
"binary_version": "102.0+build2-0ubuntu0.20.04.1",
"binary_name": "firefox-geckodriver"
},
{
"binary_version": "102.0+build2-0ubuntu0.20.04.1",
"binary_name": "firefox-mozsymbols"
}
]
}