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CVE-2018-0800

22
FAUCET Score

CVE-2018-0800 is an information disclosure vulnerability in the Microsoft Edge scripting engine on Windows 10 version 1709, allowing an attacker to gain information for further system compromise. With a CVSS score of 5.3 (Medium), it requires user interaction and high attack complexity, but can lead to high confidentiality impact. While it has a high FAUCET Risk Score of 80/100 and notable community discussion, there is no known active exploitation, public exploit code, or KEV listing.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.7.6CPE matchmatch criteria
cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.66%
Probability of exploitation in next 30 days
EPSS Percentile
93.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0666 is in the 94th percentile among its peer group of 707 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

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: ChakraCore
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-Jan/CVE-2018-0800Critical

Chakra Scripting Engine Memory Corruption Vulnerability

Jan 9, 2018

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2018-0800
PatchVendor Advisory
securityfocus.com / bid/102392
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040100
Third Party AdvisoryVDB Entry