HIGHCVSS v3.1 7.5Actively exploited · CISA KEV since 2022-03-25Vulnerability

CVE-2018-8373

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer.

Properties

Vulnerability name
Microsoft Scripting Engine Memory Corruption Vulnerability
Epss score
0.61511
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-04-15
Exploited euvd since
2022-03-25T00:00:00+00:00
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2022-03-25
Score
7.5
Euvd base score version
3.1
Euvd vendor
Microsoft
In Signal since
initial import (Sep 2026)
Euvd base score
7.5
Vendor project
Microsoft
Content hash
39cedd25648ae3b466e40e0530fff5931423deb8faa4843af4581e02baae67ce
Published at
2018-08-15T17:29:06.673
Euvd updated
2025-10-21T23:45:48+00:00
Last modified
2026-06-17T02:04:43.443
Euvd epss pct
61.91
Epss percentile
0.99163
Licence
FIRST EPSS: free to use; attribution requested in publications or products (FAQ)

Related Entities (24 · showing 23)

AFFECTS_PRODUCT (21 · showing 20)

→[Product]cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
→[Product]cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
→[Product]cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*
→[Product]cpe:2.3:a:microsoft:internet_explorer:11:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]Microsoft Scripting Engine Memory Corruption Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Write

INVOLVES (1)

←[Signal]kev_added · 2022-03-25

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CVE-2018-8373 (CVSS v3.1 7.5) — Ninja Signal Threat Intelligence | Ninja Signal