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CVE-2014-0322

Known Exploited (CISA KEV)HIGH

8.8

CVSS Severity Score

EPSS Score83.2110%

EPSS Percentile85.04th

PublishedFeb 14, 2014

Last ModifiedApr 22, 2026

Vulnerability Description

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted JavaScript code, CMarkup, and the onpropertychange attribute of a script element, as exploited in the wild in January and February 2014.

Affected Platforms (CPE)

📦

Microsoft

Internet Explorer

= 9

📦

Microsoft

Internet Explorer

= 10

References & Advisories

🔗 http://community.websense.com/blogs/securitylabs/archive/2014/02/13/msie-0-day-exploit-cve-2014-0322-possibly-targeting-french-aerospace-organization.aspx

🔗 http://technet.microsoft.com/security/advisory/2934088

🔗 http://twitter.com/nanoc0re/statuses/434251658344673281

🔗 http://www.exploit-db.com/exploits/32851

🔗 http://www.exploit-db.com/exploits/32904

🔗 http://www.fireeye.com/blog/technical/cyber-exploits/2014/02/new-ie-zero-day-found-in-watering-hole-attack-2.html

🔗 http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html

🔗 http://www.kb.cert.org/vuls/id/732479

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