Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-8731

63
FAUCET Score

CVE-2017-8731 is a memory corruption vulnerability in Microsoft Edge affecting Windows 10 version 1607 and Windows Server 2016, allowing an attacker to execute arbitrary code in the context of the current user. With a CVSS score of 7.5 (High), exploitation requires user interaction (e.g., visiting a malicious website) and has high impacts on confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, a public exploit (EDB-42758) exists, and it has garnered some community discussion and media coverage, indicating its potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
51.55%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
ExploitDB: EDB-42758 · Sep 19, 2017
This CVE's current EPSS score of 0.5155 is in the 94th percentile among its peer group of 1,572 CVEs.

Social Chatter

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.

Media Mentions

The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: 10724-10852
View patch
microsoftpatch availablevia msrc
Product: 10724-10853
View patch
microsoftpatch availablevia msrc
Product: 10724-10816
View patch
microsoftpatch availablevia msrc
Product: Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1607 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Microsoft Edge (EdgeHTML-based) on Windows Server 2016
View patch

Vendor Advisories (1)

microsoft2017-Sep/CVE-2017-8731Critical

Microsoft Edge Memory Corruption Vulnerability

Sep 12, 2017

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2017-8731
PatchVendor Advisory
exploit-db.com / exploits/42758
ExploitThird Party AdvisoryVDB Entry
securityfocus.com / bid/100735
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039326
Third Party AdvisoryVDB Entry