CVE-2017-8503

8.8 HIGH

Published: August 08, 2017 Modified: May 13, 2026

Description

Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, and Windows Server 2016 allows an attacker to escape from the AppContainer sandbox, aka "Microsoft Edge Elevation of Privilege Vulnerability". This CVE ID is unique from CVE-2017-8642.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.securityfocus.com/bid/99395

Source: secure@microsoft.com

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1039101

Source: secure@microsoft.com

Third Party Advisory VDB Entry

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8503

Source: secure@microsoft.com

Patch Vendor Advisory

http://www.securityfocus.com/bid/99395

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1039101

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory VDB Entry

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8503

Source: af854a3a-2127-422b-91ae-364da2661108

Patch Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.8 / 10.0

EPSS (Exploit Probability)

1.2%

63th percentile

Exploitation Status

Not in CISA KEV

Affected Vendors

microsoft