CVE Watch—

CVE-2010-0806

Microsoft Internet Explorer Use-After-Free Vulnerability

CVSS

—

No CVSS

EPSS

82.2%

p100

KEV

YES

May 20, 2026

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

82.2%EPSS · 30 days82.2%

2026-06-302026-07-16

KEV catalog record

Product

Microsoft / Internet Explorer

Vulnerability

Microsoft Internet Explorer Use-After-Free Vulnerability

Added to KEV

May 20, 2026

Remediate by

Jun 3, 2026

Known ransomware use

Summary description

Microsoft Internet Explorer contains an use-after-free vulnerability that could allow remote attackers to execute arbitrary code via vectors involving access to an invalid pointer after the deletion of an object. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://learn.microsoft.com/en-us/security-updates/securityadvisories/2010/981374 ; https://nvd.nist.gov/vuln/detail/CVE-2010-0806

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