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Vulnerability record · CVE-2010-3886 · published 8 October 2010

CVE-2010-3886: Microsoft internet explorer information exposure vulnerability

Microsoft · Internet Explorer

The CTimeoutEventList::InsertIntoTimeoutList function in Microsoft mshtml.dll uses a certain pointer value as part of producing Timer ID values for the setTimeout and setInterval methods in VBScript and JScript, which allows remote attackers to obtain sensitive information about the heap memory addresses used by an application, as demonstrated by the Internet Explorer 8 application.

4.3 CVSS 2.0 Medium EPSS 16% · top 3.1% CWE-200 · Information exposure
4.3CVSS 2.0 base score
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

The CTimeoutEventList::InsertIntoTimeoutList function in Microsoft mshtml.dll uses a certain pointer value as part of producing Timer ID values for the setTimeout and setInterval methods in VBScript and JScript, which allows remote attackers to obtain sensitive information about the heap memory addresses used by an application, as demonstrated by the Internet Explorer 8 application.

AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2010-06/0259.html Broken LinkExploit
http://twitter.com/WisecWisec/statuses/17254776077 Third Party Advisory
http://www.eeye.com/Resources/Security-Center/Research/Zero-Day-Tracker/2010/20100630 Not Applicable
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11606 Third Party Advisory
http://archives.neohapsis.com/archives/bugtraq/2010-06/0259.html Broken LinkExploit
http://twitter.com/WisecWisec/statuses/17254776077 Third Party Advisory
http://www.eeye.com/Resources/Security-Center/Research/Zero-Day-Tracker/2010/20100630 Not Applicable
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11606 Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2010-3886), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.