CVE-2018-8315

mediumpriority · track · 18EPSS 0.032 · 88 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.18% (88th) EPSS

CVSS 4 · medium

Is it mine?

40 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · osv

EPSS · scored 2026-10-27

An information disclosure vulnerability exists when the browser scripting engine improperly handle object types, aka "Microsoft Scripting Engine Information Disclosure Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10.

cvss

Technical severity, 0–10. One row per scoring source.

4.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.9–4.2

v2.04mediumAV:N/AC:H/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 4.9 · impact 4.9

v3.04.2mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 1.6 · impact 2.5

v3.04.2mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:Nsecondary · OSV

v3.03.9lowCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.14.2mediumAV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USprimaryCWE-136USCWE-200US

affected products (40)

Products and version ranges known to be affected.

Microsoft ChakraCore≤ ChakraCoreenisa_euvdEU
Microsoft Internet Explorer 10≤ Windows Server 2012enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1709 for x64-based Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 for 32-bit Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1607 for x64-based Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 7 for 32-bit Systems Service Pack 1enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1709 for 32-bit Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 8.1 for 32-bit systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1607 for 32-bit Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1803 for 32-bit Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows Server 2008 R2 for x64-based Systems Service Pack 1enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1803 for x64-based Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 for x64-based Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 7 for x64-based Systems Service Pack 1enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1703 for x64-based Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 8.1 for x64-based systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows 10 Version 1703 for 32-bit Systemsenisa_euvdEU
Microsoft Internet Explorer 11≤ Windows Server 2012 R2enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows Server 2016enisa_euvdEU
Microsoft Internet Explorer 11≤ Windows RT 8.1enisa_euvdEU

showing 20 of 40

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-93c7-2942-3h47ChakraCore information disclosure vulnerability2022-05-14ghsa · osvUS
An information disclosure vulnerability exists when the browser scripting engine improperly handle object types, aka "Microsoft Scripting Engine Information Disclosure Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge, Internet Explorer 10.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu osv NVD CVE.org MITRE

published 2018-09-13modified 2026-06-17

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+19392 more

references (9)

External citations — patches, advisories, analysis.

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