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Vulnerability record · CVE-2014-1770 · published 22 May 2014

CVE-2014-1770: Microsoft internet explorer vulnerability

Microsoft · Internet Explorer

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that interacts improperly with a CollectGarbage function call on a CMarkup object allocated by the CMarkup::CreateInitialMarkup function.

9.3 CVSS 2.0 High EPSS 35% · top 1.6% CWE-399 · CWE-399
9.3CVSS 2.0 base score
35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that interacts improperly with a CollectGarbage function call on a CMarkup object allocated by the CMarkup::CreateInitialMarkup function.

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

Affected products

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

References

LinkTags
http://www.kb.cert.org/vuls/id/239151 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/67544 VDB Entry
http://www.securitytracker.com/id/1030266 VDB Entry
http://zerodayinitiative.com/advisories/ZDI-14-140/ MitigationVDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035
https://www.corelan.be/index.php/2014/05/22/on-cve-2014-1770-zdi-14-140-internet-explorer-8-0day/ Third Party Advisory
http://www.kb.cert.org/vuls/id/239151 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/67544 VDB Entry
http://www.securitytracker.com/id/1030266 VDB Entry
http://zerodayinitiative.com/advisories/ZDI-14-140/ MitigationVDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035
https://www.corelan.be/index.php/2014/05/22/on-cve-2014-1770-zdi-14-140-internet-explorer-8-0day/ Third Party Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2014-1770), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.