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CVE-2015-2419

HIGH CISA KEV

JScript 9 in Microsoft Internet Explorer 10 and 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "JScript9 Memory Corruption Vulnerability."

Published: Jul 14, 2015 Modified: Apr 22, 2026
CWE-787 CWE-787

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 10
microsoft internet_explorer 11

GitHub Security Advisory GHSA-pv3m-j6rc-qgg4

JScript 9 in Microsoft Internet Explorer 10 and 11 allows remote attackers to execute arbitrary...

Risk Scores

CVSS Score 8.8 / 10
EPSS Score 44.54%

Top 1% most likely to be exploited

Threat Score 78.6 / 100

CISA Known Exploited

Date Added: 2022-03-28
Due Date: 2022-04-18
Required Action:

Apply updates per vendor instructions.

Data Sources

NVD CISA KEV EPSS GitHub