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CVE-2018-8111

30
FAUCET Score

CVE-2018-8111 is a remote code execution vulnerability in Microsoft Edge, stemming from improper memory access, affecting Microsoft Edge on Windows 10. This high-severity vulnerability (CVSS 7.5) requires user interaction and high attack complexity, but successful exploitation could lead to full compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog and lacking public exploit code in Metasploit or ExploitDB, it has received some community discussion and media coverage, indicating awareness despite no confirmed active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE 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
15.21%
Probability of exploitation in next 30 days
EPSS Percentile
96.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1521 is in the 83rd 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 (5)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: 10724-11453
View patch
microsoftpatch availablevia msrc
Product: 10724-11454
View patch
microsoftpatch availablevia msrc
Product: Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems
View patch

Vendor Advisories (1)

microsoft2018-Jun/CVE-2018-8111Critical

Microsoft Edge Memory Corruption Vulnerability

Jun 12, 2018

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2018-8111
PatchVendor Advisory
securityfocus.com / bid/104335
Third Party AdvisoryVDB Entry
securitytracker.com / id/1041097
Third Party AdvisoryVDB Entry