CVE-2015-2503: Microsoft Access

High severity, CVSS 9.3. EPSS: 16.5% chance of exploitation in the next 30 days.

Microsoft Access 2007 SP3, Excel 2007 SP3, InfoPath 2007 SP3, OneNote 2007 SP3, PowerPoint 2007 SP3, Project 2007 SP3, Publisher 2007 SP3, Visio 2007 SP3, Word 2007 SP3, Office 2007 IME (Japanese) SP3, Access 2010 SP2, Excel 2010 SP2, InfoPath 2010 SP2, OneNote 2010 SP2, PowerPoint 2010 SP2, Project 2010 SP2, Publisher 2010 SP2, Visio 2010 SP2, Word 2010 SP2, Pinyin IME 2010, Access 2013 SP1, Excel 2013 SP1, InfoPath 2013 SP1, OneNote 2013 SP1, PowerPoint 2013 SP1, Project 2013 SP1, Publisher 2013 SP1, Visio 2013 SP1, Word 2013 SP1, Excel 2013 RT SP1, OneNote 2013 RT SP1, PowerPoint 2013 RT SP1, Word 2013 RT SP1, Access 2016, Excel 2016, OneNote 2016, PowerPoint 2016, Project 2016, Publisher 2016, Visio 2016, Word 2016, Skype for Business 2016, and Lync 2013 SP1 allow remote attackers to bypass a sandbox protection mechanism and gain privileges via a crafted web site that is accessed with Internet Explorer, as demonstrated by a transition from Low Integrity to Medium Integrity, aka "Microsoft Office Elevation of Privilege Vulnerability."

Affected products

  • Microsoft Access: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Excel: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Infopath: version 2007 only; version 2010 only; version 2013 only
  • Microsoft Lync: version 2013 only
  • Microsoft Office 2007 IME: version sp3 only
  • Microsoft Onenote: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Pinyin IME: version 2010 only
  • Microsoft PowerPoint: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Project: version 2007 only; version 2016 only
  • Microsoft Project Server: version 2010 only; version 2013 only
  • Microsoft Publisher: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Skype For Business: version 2016 only
  • Microsoft Visio: version 2007 only; version 2010 only; version 2013 only; version 2016 only
  • Microsoft Word: version 2007 only; version 2010 only; version 2013 only; version 2016 only

Published 2015-11-11. Last modified 2026-06-17.