CVE-2015-2484
Microsoft Internet Explorer 10 and 11 uses an incorrect flag during certain filesystem accesses, which allows remote attackers to delete arbitrary files via unspecified vectors, aka "Tampering Vulnerability."
Date published : 2015-09-08
http://www.securityfocus.com/bid/76586
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-094