CVE-2017-8656 is a scripting engine memory corruption vulnerability in Microsoft Edge affecting Windows 10 and Windows Server 2016. This flaw allows an attacker to execute arbitrary code in the context of the current user by manipulating how the browser's JavaScript engine renders content when handling objects in memory. The vulnerability has a CVSS score of 7.5 (High), indicating a significant risk. It requires user interaction (UI:R) and has high impact on confidentiality, integrity, and availability (C:H/I:H/A:H), but a high attack complexity (AC:H). While not listed on the KEV catalog, an exploit for this vulnerability (EDB-42464) exists on ExploitDB, demonstrating a missing call in Microsoft Edge Chakra's 'PreVisitCatch'. Community discussion and media coverage are limited, suggesting it is not widely exploited in the wild.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.2 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.