In violation of spec, cookie prefixes such as __Secure were being ignored if they were not correctly capitalized - by spec they should be checked with a case-insensitive comparison. This could have resulted in the browser not correctly honoring the behaviors specified by the prefix. This vulnerability affects Firefox < 127.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "firefox",
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-dev",
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-geckodriver",
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-mozsymbols",
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1"
}
]
}