CVE-2017-8740 is a critical memory corruption vulnerability in the Microsoft Edge scripting engine, affecting Microsoft Edge on Windows 10 version 1703. This flaw allows an unauthenticated attacker to execute arbitrary code in the context of the current user by manipulating how the scripting engine handles objects in memory. With a CVSS score of 7.5 (High), exploitation requires user interaction (e.g., clicking a malicious link) but can lead to complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, an ExploitDB entry (EDB-42764) exists, and its high EPSS score (0.76981) suggests a significant likelihood of exploitation, despite limited community discussion and media coverage.
| 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, 0.4 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.