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CVE-2020-0674

InstallerTakeOver

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 CVE ID is unique from CVE-2020-0673, CVE-2020-0710, CVE-2020-0711, CVE-2020-0712, CVE-202…

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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 CVE ID is unique from CVE-2020-0673, CVE-2020-0710, CVE-2020-0711, CVE-2020-0712, CVE-2020-0713, CVE-2020-0767.
CVSS 7.5 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.6/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.5: +1.12
  • Fresh EPSS: 86.86%: +0.43

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 12 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

BornCity
Press · 04 Dec 2021, 08:00 · Windows 11: Microsoft tries to stop users from downloading Chrome - BornCity
BornCity
Press · 03 Dec 2021, 08:00 · 0patch fixes InstallerTakeOver LPE 0-day vulnerability in WindowsBorn's Tech and Windows World - BornCity
Recorded Future
Press · 09 Feb 2021, 08:00 · Top Exploited Vulnerabilities in 2020 Affect Citrix, Microsoft Products - Recorded Future
Proofpoint
Press · 05 Jul 2020, 07:00 · Purple Fox Malware EK Adds More Exploits to Its Arsenal - Proofpoint
Graham Cluley
Press · 12 Feb 2020, 08:00 · Patch now! Microsoft releases fixes for 99 security flaws, some being actively exploited by hackers - Graham Cluley
See all 12 source documents
BleepingComputer
Press · 11 Feb 2020, 08:00 · Microsoft's February 2020 Patch Tuesday Fixes 99 Flaws, IE 0day - BleepingComputer
The Hacker News
Press · 11 Feb 2020, 08:00 · Update Microsoft Windows Systems to Patch 99 New Security Flaws - The Hacker News
thezdi.com
Press · 11 Feb 2020, 08:00 · The February 2020 Security Update Review - thezdi.com
Sophos
Press · 11 Feb 2020, 08:00 · February, 2020 Patch Tuesday brings a century of updates to Microsoft, Adobe products - Sophos
Bitdefender
Press · 10 Feb 2020, 08:00 · Hypervisor Introspection Thwarts Web Memory Corruption Attack in the Wild - Bitdefender
www.trendmicro.com
Press · 24 Jan 2020, 08:00 · Trend Micro Creates Factory Honeypot to Trap Attackers - www.trendmicro.com
www.trendmicro.com
Press · 20 Jan 2020, 08:00 · Microsoft Releases Advisory on Zero-Day Vulnerability CVE-2020-0674, Workaround Provided - www.trendmicro.com

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.6 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

2

Public exploit entries / repo candidates

See 2 repos with metrics
RepositoryStarsForksLanguageUpdated
forrest-orr/Exploits12113C21 Jul 2022, 16:19
Neko-chanQwQ/CVE-2020-0674-PoC11Python03 Jul 2021, 04:28
Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 7.5; EPSS 86.9%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, user interaction, additional attack conditions.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:11.176807+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
20 Jan 2020, 08:00
Published
11 Feb 2020, 21:22
Added to the CISA KEV catalog
03 Nov 2021, 00:00
Latest press mention
04 Dec 2021, 08:00
Score calculated
05 Nov 2026, 13:58
Name
InstallerTakeOver
PoCs on GitHub
2 repositories