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CVE Record

CVE-2018-8126: A security feature bypass vulnerability exists when Internet Explorer fails to validate User Mode Code Inte...

A security feature bypass vulnerability exists when Internet Explorer fails to validate User Mode Code Integrity (UMCI) policies, aka "Internet Explorer Security Feature Bypass Vulnerability." This affects Internet Explorer 11.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2018-8126 is an Internet Explorer 11 security feature bypass affecting listed Windows 10 and Windows Server 2016 platforms. The source bundle does not provide CVSS, severity, or active exploitation evidence, so urgency depends on whether IE11 remains in use. Exposure is most likely in legacy environments where Internet Explorer 11 is still present or used on affected Windows 10 or Windows Server 2016 systems. The sources do not identify other Microsoft browsers or non-Microsoft products as affected. Prioritize based on legacy IE11 presence. If IE11 is unused or removed, business exposure is likely limited. If IE11 supports critical workflows, assign remediation ownership and follow Microsoft guidance promptly. Mitigation focus: Review the Microsoft MSRC advisory for applicable updates and mitigations.; Inventory systems that still run Internet Explorer 11.; Prioritize removing or restricting IE11 where business workflows allow..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2018-8126 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
MicrosoftInternet Explorer 11Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems, Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows 10 Version 1703 for 32-bit Systems, Windows 10 Version 1703 for x64-based Systems, Windows 10 Version 1709 for 32-bit Systems, Windows 10 Version 1709 for x64-based Systems, Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows Server 2016Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.