Red Hat Security Advisory 2015-2519-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. A same-origin policy bypass flaw was found in the way Thunderbird handled certain cross-origin resource sharing requests. A web page containing malicious content could cause Thunderbird to disclose sensitive information. Continue reading...