Bulletin Severity Rating:Important – This security update resolves a privately reported vulnerability. The vulnerability could allow elevation of privilege if an attacker bypasses authentication by browsing to an administrative URL on a SharePoint site. A successful attack leading to elevation of privilege could result in denial of service or information disclosure.

Read more at: Microsoft Security Bulletins

Bulletin Severity Rating:Important – This security update resolves a privately reported vulnerability. The vulnerability could allow elevation of privilege if an attacker bypasses authentication by browsing to an administrative URL on a SharePoint site. A successful attack leading to elevation of privilege could result in denial of service or information disclosure.

Read more at: Microsoft Security Bulletins