Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2014-0322

CVE-2014-0322HIGH

n/a n/a — Microsoft Internet Explorer

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  H  H  H    8.8   .8512   99.7   YES

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Dec 3   Reserved by microsoft
  Feb 14  Published (CNA: microsoft)
  May 4   Added to CISA KEV, remediation due 2022-05-25

CWE-416 · CNA: microsoft · CVSS v3.1 · 12 references · KEV due May 25, 2022

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 3, 2013	Reserved	Reserved by microsoft
February 14, 2014	Published	Published (CNA: microsoft)
May 4, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-05-25

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-416

References (12)

http://community.websense.com/blogs/securitylabs/archive/2014/02/13/msie-0-day-exploit-cve-2014-0322-possibly-targeting-french-aerospace-organization.aspx [x_refsource_MISC]
http://technet.microsoft.com/security/advisory/2934088 [x_refsource_CONFIRM]
http://twitter.com/nanoc0re/statuses/434251658344673281 [x_refsource_MISC]
http://www.exploit-db.com/exploits/32851 [exploit, x_refsource_EXPLOIT-DB]
http://www.exploit-db.com/exploits/32904 [exploit, x_refsource_EXPLOIT-DB]
http://www.fireeye.com/blog/technical/cyber-exploits/2014/02/new-ie-zero-day-found-in-watering-hole-attack-2.html [x_refsource_MISC]
http://www.fireeye.com/blog/uncategorized/2014/02/operation-snowman-deputydog-actor-compromises-us-veterans-of-foreign-wars-website.html [x_refsource_MISC]
http://www.kb.cert.org/vuls/id/732479 [third-party-advisory, x_refsource_CERT-VN]
http://www.osvdb.org/103354 [vdb-entry, x_refsource_OSVDB]
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-012 [vendor-advisory, x_refsource_MS]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-0322 [government-resource]
https://www.dropbox.com/s/pyxjgycmudirbqe/CVE-2014-0322.zip [x_refsource_MISC]

Authoritative record: CVE-2014-0322 at cve.org

Weaknesses: CWE-416

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2014-0322 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.