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.
{ "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" } ], "availability": "No subscription required" }