What’s Vulnerable › Vulnerabilities

CVE-2006-4138

• Severity: high (CVSS 7.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 20.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2006-08-14 · updated 2026-06-16

Description

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

Affected products

• Microsoft Help File Viewer: all versions

References

• http://securityreason.com/securityalert/1382
• http://www.securityfocus.com/archive/1/443034/100/0/threaded
• http://www.securityfocus.com/archive/1/443039/100/0/threaded
• http://www.securityfocus.com/bid/19490
• http://securityreason.com/securityalert/1382
• http://www.securityfocus.com/archive/1/443034/100/0/threaded
• http://www.securityfocus.com/archive/1/443039/100/0/threaded
• http://www.securityfocus.com/bid/19490

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