vciy

CVE-2020-16226

INDEX BUILT · 2026-09-20

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Mitsubishi Electric Multiple Products

CVE-2020-162264 of 4 sources documented this
36

rank 36 = 1 + 25 + 0 + 10 + 0

rank@v1 · scheduled

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.02270  ·  without this subject the record ranks 35

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.8, from NVD  ·  without this subject the record ranks 11

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 36

How much of the world it touches

NVD CPE configurations

20 products in the CPE ranges  ·  without this subject the record ranks 26

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 36

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$113,000over the next 30 days, if this record is yours
Movementno material movementthe record holds only daily drift and scoring model releases
Basisassumeda published average, not your estate

$113,000 = $4.99M incident cost x 1 exposure x 0.0227 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.0227EPSSNOT IN KEVas of 2026-09-20
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementrisenreceipt
PLATEAU10Minimal movement since 2021-04-14, 1903 days at 0.02, as of 2026-06-30. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

Color is a claim, not decoration:the hostile worldthe defenseno signal

Running Mitsubishi Electric QJ71MES96? Check your version

A deterministic range check against the ranges this record publishes. It tells you where a version sits in the record, not whether your deployment is exploitable. No account needed.

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Harm, if it fires from the vector and the weakness

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Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-342 Predictable Exact Value from Previous Valuesreceipt
Published consequencesCWE-342: Other: Varies by Context[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

Fixed inNo fix version in held sources, as the index stood on 30 Jun 2026.
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.0227 · top 18% of all CVEsreceipt
Blast breadth20 products across 1 vendorderived
Assigned byicscertreceipt
Recorded changes18 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productMitsubishi Electric QJ71MES96; Mitsubishi Electric QJ71WS96; Mitsubishi Electric Q06CCPU-V; Mitsubishi Electric Q24DHCCPU-V; Mitsubishi Electric Q24DHCCPU-VG; Mitsubishi Electric R12CCPU-V…receipt
Published rangesmitsubishielectric q03udecpu firmware <= 22081; mitsubishielectric qnudehcpu\(n\=04\/06\/10\/13\/20\/26\/50\/100\) firmware <= 22081; mitsubishielectric qnudvcpu\(n\=03\/04\/06\/13\/26\) firmware <= 22031; mitsubishielectric qnudpvcpu\(n\=04\/06\/13\/2\) firmware <= 22031receipt
Show all 20 published ranges
mitsubishielectric q03udecpu firmware <= 22081
mitsubishielectric qnudehcpu\(n\=04\/06\/10\/13\/20\/26\/50\/100\) firmware <= 22081
mitsubishielectric qnudvcpu\(n\=03\/04\/06\/13\/26\) firmware <= 22031
mitsubishielectric qnudpvcpu\(n\=04\/06\/13\/2\) firmware <= 22031
mitsubishielectric lncpu\(-p\)\(n\=02\/06\/26\) firmware <= 22051
mitsubishielectric l26cpu-\(p\)bt firmware <= 22051
mitsubishielectric rncpu\(n\=00\/01\/02\)t firmware <= 18
mitsubishielectric rncpu\(n\=04\/08\/16\/32\/120\) firmware <= 50
mitsubishielectric rnencpu\(n\=04\/08\/16\/32\/120\) firmware <= 50
mitsubishielectric fx5uc-32mt\/d firmware 1.210
mitsubishielectric fx5uc-32mt\/dss firmware 1.210
mitsubishielectric fx5uc-32mt\/ds-ts firmware 1.210
mitsubishielectric fx5uc-32mt\/dss-ts firmware 1.210
mitsubishielectric fx5uj-24mr\/es firmware 1.000
mitsubishielectric fx5uc-32mr\/ds-ts firmware 1.210
mitsubishielectric fx5uj-24mt\/es firmware 1.000
mitsubishielectric fx5uj-24mt\/ess firmware 1.000
mitsubishielectric fx5uj-40mr\/es firmware 1.000
mitsubishielectric fx5uj-40mt\/es firmware 1.000
mitsubishielectric fx5uj-40mt\/ess firmware 1.000

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

Multiple Mitsubishi Electric products are vulnerable to impersonations of a legitimate device by a malicious actor, which may allow an attacker to remotely execute arbitrary commands. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
weakness
CWE-342
affected versions
mitsubishielectric q03udecpu firmware <= 22081; mitsubishielectric qnudehcpu\(n\=04\/06\/10\/13\/20\/26\/50\/100\) firmware <= 22081; mitsubishielectric qnudvcpu\(n\=03\/04\/06\/13\/26\) firmware <= 22031; and 17 more, listed in full below

check it yourself us-cert.cisa.gov receipt

Dated events

2022-02-04EPSS moved 0.03 to 0.092022-04-01EPSS moved 0.09 to 0.01

Movement the material steps

14 Apr 20210.00731
7 Mar 20230.00425 · scoring model v2023.03.01
17 Mar 20250.00215 · scoring model v2025.03.14
15 Jun 20260.02242 · scoring model v2026.06.15
30 Jun 20260.0227
Show all 18 observations
14 Apr 20210.00731
6 Jan 20220.03197
4 Feb 20220.09029
1 Apr 20220.00885
7 Mar 20230.00425
12 May 20230.00591
21 Jun 20230.00645
8 Feb 20240.00506
29 Mar 20240.00463
1 May 20240.00575
6 Jul 20240.00487
17 Dec 20240.00469
17 Mar 20250.00215
29 Mar 20250.00233
30 Mar 20250.00215
28 Sep 20250.00477
15 Jun 20260.02242
30 Jun 20260.0227

18 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.0227Published2020-10-05Index as of2026-06-30

The record had been public for 5 years, 8 months when this index was last written.

Published 2020-10-05 receipt · Index as of 2026-06-30 derived

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