description: If the user added a security exception for an invalid TLS certificate, opened an ongoing TLS connection with a server that used that certificate, and then deleted the exception, Firefox would have kept the connection alive, making it seem like the certificate was still trusted. This vulnerability affects Firefox < 107.
problem types: Deleting a security exception did not take effect immediately
affected:
{
vendor: Mozilla
product: Firefox
versions:
version: unspecified, lessThan: 107, status: affected, versionType: custom
}