CVE-2018-8653

At a glance

Severity: HIGH 7.5
Exploitation: Known exploited (CISA KEV) · added 2021-11-03
Exploited per ENISA since 2021-11-03
EPSS: EPSS 29.61 % · percentile 98 (2026-10-27)
State: PUBLISHED
Published: 2018-12-20
Updated: 2025-10-21
Assigner: microsoft
NVD status: Analyzed

Description

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka "Scripting Engine Memory Corruption Vulnerability." This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10. This CVE ID is unique from CVE-2018-8643.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CVSS 2.0	HIGH 7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-787

European references

ENISA EUVD · EUVD-2018-20264
GCVE · GCVE-0-2018-8653

CERT-FR advisories

CERTFR-2019-AVI-006 — Multiples vulnérabilités dans Microsoft Internet Explorer · cert.ssi.gouv.fr
CERTFR-2018-AVI-606 — Vulnérabilité dans Microsoft Internet Explorer · cert.ssi.gouv.fr
CERTFR-2018-ALE-013 — Vulnérabilité dans Microsoft Internet Explorer · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:*

Affected products

Product	Versions
Microsoft · Internet Explorer 9	affected Windows Server 2008 for 32-bit Systems Service Pack 2 ; affected Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft · Internet Explorer 11	affected Windows 10 for 32-bit Systems ; affected Windows 10 for x64-based Systems ; affected Windows 10 Version 1607 for 32-bit Systems ; affected Windows 10 Version 1607 for x64-based Systems ; affected Windows 10 Version 1703 for 32-bit Systems ; affected Windows 10 Version 1703 for x64-based Systems
Microsoft · Internet Explorer 10	affected Windows Server 2012

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
CISA Known Exploited Vulnerabilities	CC0 1.0
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD