Applied Cybernetics Group
Threat intel → detection pipeline
Tuesday, July 14, 2026
Data as of 20:11 UTC

Microsoft Internet Explorer Use-After-Free Vulnerability

Added to KEV
2024-07-23
Federal due date
2024-08-13
Vendor
Microsoft
Product
Internet Explorer
EPSS
99.5th percentile (score 0.788, as of 2026-07-13)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2012-4792

CISA short description

Microsoft Internet Explorer contains a use-after-free vulnerability that allows a remote attacker to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly allocated or (2) is deleted, as demonstrated by a CDwnBindInfo object.

Required action

The impacted product is end-of-life and should be disconnected if still in use.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.