CVE-2006-1016
HighPublic exploitBuffer overflow in the IsComponentInstalled method in Internet Explorer 6.0, when used on Windows 2000 before SP4 or Windows XP before SP1, allows remote attackers to execute arbitrary code via JavaScript that calls IsComponentInstalled with a long first argument.
Published Mar 6, 2006 · Updated Apr 15, 2026
Key Facts
Patch immediately- CVE-2006-1016 is a high-severity vulnerability (CVSS 7.5 v2) affecting Internet Explorer (Microsoft).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 67% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
67%
Higher than 99.2% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2006-1016 brief as a PDF
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Description
Buffer overflow in the IsComponentInstalled method in Internet Explorer 6.0, when used on Windows 2000 before SP4 or Windows XP before SP1, allows remote attackers to execute arbitrary code via JavaScript that calls IsComponentInstalled with a long first argument.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Internet ExplorerMicrosoft | 6.0 | n/a |
Timeline
Publicly disclosed
Mar 6, 2006
Last updated
Apr 15, 2026
References
- exploitMSF ie_iscomponentinstalled.rb
- exploitExploitDB-16549
- exploithttp://www.metasploit.com/projects/Framework/modules/exploits/ie_iscomponentinstalled.pm
- otherhttp://metasploit.com/projects/Framework/exploits.html#ie_iscomponentinstalled
- otherie-iscomponentinstalled-bo(24923)
FAQ
Common Questions.
Buffer overflow in the IsComponentInstalled method in Internet Explorer 6.0, when used on Windows 2000 before SP4 or Windows XP before SP1, allows remote attackers to execute arbitrary code via JavaScript that calls IsComponentInstalled with a long first argument.
Affected: Internet Explorer (Microsoft) versions 6.0. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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