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CVE-2014-0322

HIGH CISA KEV

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.

Published: Feb 14, 2014 Modified: Apr 22, 2026
CWE-416 CWE-416

CVSS Metrics

CVSSv3
Attack Vector: NETWORK Attack Complexity: LOW Privileges Required: NONE User Interaction: REQUIRED Scope: UNCHANGED Confidentiality Impact: HIGH Integrity Impact: HIGH Availability Impact: HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products (2)

Vendor Product Version
microsoft internet_explorer 9
microsoft internet_explorer 10

References (23)

Risk Scores

CVSS Score 8.8 / 10
EPSS Score 85.24%

Top 0% most likely to be exploited

Threat Score 90.8 / 100

CISA Known Exploited

Date Added: 2022-05-04
Due Date: 2022-05-25
Required Action:

Apply updates per vendor instructions.

Data Sources

NVD CISA KEV EPSS