vciy

CVE-2020-5849

INDEX BUILT · 2026-09-20

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Unraid 6.8.0 allows authentication bypass.

CVE-2020-58493 of 4 sources documented this
67

rank 67 = 40 + 19 + 0 + 2 + 6

rank@v1 · this cycle

Someone is already using it

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

EPSS 0.93243 · CISA KEV listed  ·  without this subject the record ranks 27

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 7.5, from NVD  ·  without this subject the record ranks 48

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 67

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 65

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 61

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$2.85Mover the next 30 days, if this record is yours
Movement-$438,000on 2022-04-01, the last material move, 4 years, 5 months before this reading
Basisassumeda published average, not your estate

$2.85M = $4.99M incident cost x 0.6121449559255632 exposure x 0.93243 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

0.93243EPSSKEV · LISTED
Severity7.5 HIGHreceipt
Harmunauthenticated · networkreceipt
Exploitationin the wild · KEVreceipt
Defenseno fix version held
Movementrisenreceipt
PLATEAU10Minimal movement since 2023-03-07, 1277 days at 0.93, as of 2026-09-04. 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

Check a version against this record

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.

Watch this record

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What counts as a move

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Record your call

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AcceptDeferPatch by…Not affectedMitigated

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality lossreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-697 Incorrect Comparisonreceipt
Published consequencesCWE-697: Other: Varies by Context[email protected]
Ransomware campaign useUnknown to CISAreceipt

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 4 Sep 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.
CISA remediation statusoverdue since 2022-05-03receipt
CISA required actionApply updates per vendor instructions.receipt
Published to CISA KEV597 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2021-11-03.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed2021-11-03receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD7.5 HIGHreceipt
Exploit probability0.93243 · top 0.17% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymitrereceipt
Recorded changes37 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Named in the CPE rangesUnraidreceipt
Published rangesunraid 6.8.0receipt

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.

Did this affect your environment?Answering needs an account.

What it is stated by the CNA

Unraid 6.8.0 allows authentication bypass. receipt

NVD's analysis a second authority

severity
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
weakness
CWE-697
affected versions
unraid 6.8.0
also scored by
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

check it yourself sysdream.com forums.unraid.net sysdream.com packetstormsecurity.com receipt

Dated events

2021-11-03Added to CISA KEV2022-02-04EPSS moved 0.26 to 0.152022-04-01EPSS moved 0.15 to 0.012022-05-03CISA remediation due2023-03-07EPSS moved 0.01 to 0.97

Movement the material steps

14 Apr 20210.25842
4 Feb 20220.15351
1 Apr 20220.01018 · crossed 0.10
7 Mar 20230.97254 · crossed 0.10 and 0.50 and 0.90 · scoring model v2023.03.01
17 Mar 20250.93895 · scoring model v2025.03.14
15 Jun 20260.93151 · scoring model v2026.06.15
22 Jul 20260.93243
Show all 26 observations
14 Apr 20210.25842
4 Feb 20220.15351
1 Apr 20220.01018
7 Mar 20230.97254
3 Apr 20230.97262
3 Jun 20230.97188
24 Sep 20230.97096
14 Nov 20230.97166
2 Dec 20230.97203
19 Jan 20240.97109
12 Aug 20240.97094
17 Dec 20240.96811
10 Mar 20250.96915
17 Mar 20250.93895
23 Mar 20250.93955
24 Mar 20250.93895
29 Mar 20250.93907
30 Mar 20250.93895
21 Apr 20250.93611
9 May 20250.93511
26 May 20250.9371
18 Nov 20250.92561
21 Nov 20250.9371
26 Dec 20250.93763
15 Jun 20260.93151
22 Jul 20260.93243

26 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 0.93243Published2020-03-16CISA KEV2021-11-03Index as of2026-09-04

Listed by CISA 597 days after it published and the record had been public for 6 years, 5 months when this index was last written.

No material movement in 44 days as of the last ingest this index recorded.

Published 2020-03-16 receipt · CISA KEV 2021-11-03 receipt · Index as of 2026-09-04 derived

Siblings and hubs

Records related to this one

Fixed with these, by one advisory

Of the 2 records in this advisory, this is the only one holding a CISA KEV listing: Unraid Authentication Bypass Vulnerability.

Listed because one advisory covers them, not because they are the same defect. Each record's own state is on its own page.

Grouping: held values

Browse the index from here

These are index-wide views, not findings about CVE-2020-5849.

What usually comes next

Everything above needs no account. What is below is work: assembling it, scoping it to your estate, watching it, and handing it to someone else.

Everything on this page is free. Public data. Withholding it protects nothing.