CVE-2016-3235: Microsoft Office OLE DLL Side Loading Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: yes — in CISA KEV since 2021-11-03
EPSS: 43.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2016-06-16 · updated 2026-06-17

Description

Microsoft Visio 2007 SP3, Visio 2010 SP2, Visio 2013 SP1, Visio 2016, Visio Viewer 2007 SP3, and Visio Viewer 2010 mishandle library loading, which allows local users to gain privileges via a crafted application, aka "Microsoft Office OLE DLL Side Loading Vulnerability."

Affected products

Microsoft Visio: 2007-sp3, 2010-sp2, 2013-sp1, 2016
Microsoft Visio Viewer: 2007-sp3, 2010

References

http://packetstormsecurity.com/files/137490/Microsoft-Visio-DLL-Hijacking.html
http://seclists.org/fulldisclosure/2016/Jun/32
http://www.securityfocus.com/archive/1/538685/100/0/threaded
http://www.securitytracker.com/id/1036093
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-070
https://www.securify.nl/advisory/SFY20150804/microsoft_visio_multiple_dll_side_loading_vulnerabilities.html
http://packetstormsecurity.com/files/137490/Microsoft-Visio-DLL-Hijacking.html
http://seclists.org/fulldisclosure/2016/Jun/32
http://www.securityfocus.com/archive/1/538685/100/0/threaded
http://www.securitytracker.com/id/1036093
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-070
https://www.securify.nl/advisory/SFY20150804/microsoft_visio_multiple_dll_side_loading_vulnerabilities.html

Get alerted when CVE-2016-3235 or the next vulnerability affects your stack