CVE-2006-4138

Name: CVE-2006-4138
Creator: NVD / NIST
Published: 2006-08-14T23:04:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 19.61%

Last modified Jun 16, 2026

CVE-2006-4138 is a vulnerability of currently unknown severity. Multiple unspecified vulnerabilities in Microsoft Windows Help File viewer (winhlp32.exe) allow user-assisted attackers to execute arbitrary code via crafted HLP files.. EPSS estimates a 19.61% chance of exploitation in the next 30 days.

Description

Multiple unspecified vulnerabilities in Microsoft Windows Help File viewer (winhlp32.exe) allow user-assisted attackers to execute arbitrary code via crafted HLP files.

Metrics

EPSS Probability

19.61%

97.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Help File Viewer	All versions

References

Timeline

Published: Aug 14, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-4138?

Multiple unspecified vulnerabilities in Microsoft Windows Help File viewer (winhlp32.exe) allow user-assisted attackers to execute arbitrary code via crafted HLP files.

How severe is CVE-2006-4138?

Severity scoring for CVE-2006-4138 is pending analysis. The EPSS model estimates a 19.61% probability of exploitation in the next 30 days.

How do I fix CVE-2006-4138?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2006-4138?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST