Page generated: 11 Nov 2026, 06:46 UTC
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CVE-2020-17087

Windows Kernel Local Elevation of Privilege Vulnerability

CVSS 7.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.2/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.8: +1.17
  • Fresh EPSS: 5.43%: +0.03

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

Sources: 11 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

SentinelOne
Press · 13 Mar 2024, 07:00 · Privilege Escalation Using CVE-2020-17087 & CVE-2020-15999 - SentinelOne
Qualys
Press · 22 Feb 2022, 08:00 · Managing CISA Known Exploited Vulnerabilities with Qualys VMDR - Qualys
BleepingComputer
Press · 20 Mar 2021, 07:00 · Hacking group used 11 zero-days to attack Windows, iOS, Android users - BleepingComputer
Computerworld
Press · 13 Nov 2020, 08:00 · Browser updates are back for Update Tuesday; testing may be needed for Windows patches - Computerworld
WeLiveSecurity
Press · 12 Nov 2020, 08:00 · Google patches two new zero-day flaws in Chrome - WeLiveSecurity
See all 11 source documents
BleepingComputer
Press · 12 Nov 2020, 08:00 · Google fixes more Chrome zero-days exploited in the wild - BleepingComputer
TechTarget
Press · 11 Nov 2020, 08:00 · Windows zero-day shut down on November Patch Tuesday - TechTarget
WeLiveSecurity
Press · 11 Nov 2020, 08:00 · Microsoft Patch Tuesday fixes 17 critical flaws, Windows zero-day - WeLiveSecurity
WeLiveSecurity
Press · 02 Nov 2020, 08:00 · Google discloses Windows zero-day bug exploited in the wild - WeLiveSecurity
PCMag UK
Press · 31 Oct 2020, 07:00 · Google Calls Out Windows Zero-Day Vulnerability That Remains Unpatched - PCMag UK
The Register
Press · 30 Oct 2020, 07:00 · Windows kernel vulnerability disclosed by Google's Project Zero after bug exploited in the wild by hackers - The Register

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 8.2 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

1

Public exploit entries / repo candidates

See 1 repos with metrics
RepositoryStarsForksLanguageUpdated
revengsh/CVE-2020-1708741C26 Nov 2020, 04:21
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 7.8; EPSS 5.4%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
local access, low privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:14.320098+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
30 Oct 2020, 07:00
Published
11 Nov 2020, 06:48
Added to the CISA KEV catalog
03 Nov 2021, 00:00
Latest press mention
13 Mar 2024, 07:00
Score calculated
05 Nov 2026, 13:58
PoCs on GitHub
1 repositories