CVE-2016-3298
Published 2016-10-14 · Updated 2026-06-17 · Source secure@microsoft.com
Summary
CVE-2016-3298 is a medium-severity (CVSS 6.5) vulnerability in Microsoft Internet Explorer. CISA added it to the Known Exploited Vulnerabilities catalog on May 24, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by June 14, 2022. CISA does not currently list it as used in ransomware campaigns. Microsoft has 390 vulnerabilities in the KEV catalog, 117 of them linked to ransomware.
All 390 known-exploited Microsoft vulnerabilities →Description
Microsoft Internet Explorer 9 through 11 and the Internet Messaging API in Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 allow remote attackers to determine the existence of arbitrary files via a crafted web site, aka "Internet Explorer Information Disclosure Vulnerability."
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CISA Known-Exploited Vulnerability
Product: Microsoft — Internet Explorer
Name: Microsoft Internet Explorer Messaging API Information Disclosure Vulnerability
Date added: 2022-05-24 · Due: 2022-06-14
Required action: Apply updates per vendor instructions.
References
- http://www.securityfocus.com/bid/93392
- http://www.securitytracker.com/id/1036992
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-118
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-126
- http://www.securityfocus.com/bid/93392
- http://www.securitytracker.com/id/1036992
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-118
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-126