ACTIVELY EXPLOITED

CVE-2016-3351: Microsoft Internet Explorer and Edge Information Disclosure Vulnerability

Facts
VendorMicrosoft
ProductInternet Explorer and Edge
Actively exploitedYes
Added to CISA KEV24 May 2022
CISA federal deadline14 Jun 2022
Ransomware useKnown
Weakness (CWE)CWE-200

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

An information disclosure vulnerability exists in the way that certain functions in Internet Explorer and Edge handle objects in memory. The vulnerability could allow an attacker to detect specific files on the user's computer.

SOURCES

Other Microsoft flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.