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CVE-2020-4544

INDEX BUILT · 2026-10-18

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IBM Jazz Foundation Products could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser

CVE-2020-45444 of 4 sources documented this
23

rank 23 = 0 + 11 + 0 + 12 + 0

rank@v1 · backlog

Someone is already using it

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

EPSS 0.00994  ·  without this subject the record ranks 23

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 4.3, from NVD  ·  without this subject the record ranks 12

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 23

How much of the world it touches

NVD CPE configurations

33 products in the CPE ranges  ·  without this subject the record ranks 11

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 23

Hindsight · the state

0.00994EPSSNOT IN KEVas of 2026-10-18
Severity4.3 MEDIUMreceipt
Harmpartial impactreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementfallenreceipt
PLATEAU10Minimal movement since 2022-02-04, 1702 days at 0.01, as of 2026-10-03. arc-rules@v1

Foresight · where to check next

wftpserver WingMicrosoft .NETCVE-2013-73314544

This record is one instance of CWE-209, generation of error message containing sensitive information. The index holds 647 prior instances of this class, 3 KEV-listed. The nearest of its KEV-listed records are drawn beside this. taxonomy@v1

Full pattern panel

Prior records in this weakness class. Each is its own record, dated and receipted.
Color is a claim, not decoration:the hostile worldthe defenseno signalspoke length is how much of the record matches, not how bad it is

Sources disagree here.

Scoring standard
IbmCVSS v3.0receipt
NVDCVSS v3.1receipt

Both shown, dated. We don't pick winners. disagreement-rules@v1

Which product do you run? Check your version

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Harm, if it fires from the vector and the weakness

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Reachnetwork-reachable · low privileges required · no user interaction · low attack complexityreceipt
ImpactPartial confidentiality lossreceipt
Scored fromCVSS v3.0 · the CNA's vectorreceipt
Weakness classCWE-209 Generation of Error Message Containing Sensitive Informationreceipt
Published consequencesCWE-209: Confidentiality: Read Application Datacwe-consequences@4.20

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 3 Oct 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.
BOD 26-04 deadlineIf the system is reachable from the internet: 14 days. If not: fix at the next system upgrade.derived
Show full BOD 26-04 deadline

CISA has not scored it, so the directive's own defaults apply: automatable no, technical impact total. Calendar days from the KEV listing or from when you find it on a system, whichever is first. Federal agencies are bound from 7 Dec 2026, and contracts often carry it to suppliers. The directive and its table

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, the CNA4.3 MEDIUMreceipt
CVSS, NVD4.3 MEDIUMreceipt
Exploit probability0.00994 · top 38% of all CVEsreceipt
Blast breadth13 products across 1 vendorderived
Assigned byibmreceipt
Recorded changes14 · last 18 Oct 2026derived

Affected & Fixed Versions as published

Affected productIBM Engineering Workflow Management; IBM Rational Collaborative Lifecycle Management; IBM Rational Quality Manager; IBM Engineering Test Management; IBM Rational Engineering Lifecycle Manager…receipt
Published rangesibm collaborative lifecycle management 6.0.2; ibm collaborative lifecycle management 6.0.6; ibm collaborative lifecycle management 6.0.6.1; ibm doors next 7.0receipt
Show all 33 published ranges
ibm collaborative lifecycle management 6.0.2
ibm collaborative lifecycle management 6.0.6
ibm collaborative lifecycle management 6.0.6.1
ibm doors next 7.0
ibm doors next 7.0.1
ibm engineering insights 7.0
ibm engineering insights 7.0.1
ibm engineering lifecycle management 7.0
ibm engineering lifecycle management 7.0.1
ibm engineering test management 7.0.0
ibm engineering workflow management 7.0
ibm engineering workflow management 7.0.1
ibm rational doors next generation 6.0.2
ibm rational doors next generation 6.0.6
ibm rational doors next generation 6.0.6.1
ibm rational engineering lifecycle manager 6.0.6
ibm rational engineering lifecycle manager 6.0.6.1
ibm rational quality manager 6.0.2
ibm rational quality manager 6.0.6
ibm rational quality manager 6.0.6.1
ibm rational rhapsody design manager 6.0.2
ibm rational rhapsody design manager 6.0.6
ibm rational rhapsody design manager 6.0.6.1
ibm rational team concert 6.0.2
ibm rational team concert 6.0.6
ibm rational team concert 6.0.6.1
ibm rhapsody model manager 6.0.2
ibm rhapsody model manager 6.0.6
ibm rhapsody model manager 6.0.6.1
ibm rhapsody model manager 7.0
ibm rhapsody model manager 7.0.1
ibm reference data management 7.0
ibm reference data management 7.0.1

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.

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$11,900over the next 30 days, if this record is yours
Movement-$210,000on 2022-02-04, the last material move, 4 years, 7 months before this reading
Basisassumeda published average, not your estate

$11,900 = $4.99M incident cost x 0.24048551839932833 exposure x 0.00994 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.

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What it is stated by the CNA

IBM Jazz Foundation Products could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 183189. receipt

NVD's analysis a second authority

severity
4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
weakness
CWE-209
affected versions
ibm collaborative lifecycle management 6.0.2; ibm collaborative lifecycle management 6.0.6; ibm collaborative lifecycle management 6.0.6.1; and 30 more, listed in full below

check it yourself ibm.com exchange.xforce.ibmcloud.com receipt

Dated events

2022-01-06EPSS moved 0.06 to 0.232022-02-04EPSS moved 0.23 to 0.05

Movement the material steps

14 Apr 20210.06227
6 Jan 20220.22956 · crossed 0.10
4 Feb 20220.05463 · crossed 0.10
7 Mar 20237.6e-4 · scoring model v2023.03.01
17 Mar 20250.00089 · scoring model v2025.03.14
15 Jun 20260.00982 · scoring model v2026.06.15
3 Oct 20260.00994
Show all 14 observations
14 Apr 20210.06227
6 Jan 20220.22956
4 Feb 20220.05463
1 Apr 20220.01055
7 Mar 20237.6e-4
8 Mar 20230.00076
17 Mar 20250.00089
19 Mar 20250.00107
25 Mar 20250.00112
29 Mar 20250.00169
30 Mar 20250.00112
10 Jan 20260.00109
15 Jun 20260.00982
3 Oct 20260.00994

14 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 0.00994Published2021-01-08Index as of2026-10-03

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

Published 2021-01-08 receipt · Index as of 2026-10-03 derived

The pattern, elsewhere

This record is one instance of CWE-209, generation of error message containing sensitive information. The index holds 647 prior instances of this class, 3 KEV-listed. The nearest of its KEV-listed records are drawn beside this. cwe-consequences@4.20

CVE-2025-47813 · wftpserver Wing FTP Servermatches 8 of 9KEV listed · 2025receipt
CVE-2024-29059 · Microsoft .NET Framework 4.8matches 6 of 9KEV listed · 2024receipt
CVE-2013-7331nothing comparable heldKEV listed · 2014receipt

"Matches n of m" counts the attributes the two records can both be compared on: the CVSS metrics they share a version of, any weakness class beyond this one, and the vendor. fit-rules@v1

647 records in this class held. The six above are drawn from the ones CISA has listed as exploited, ranked by how much of the record matches this one. That is why every one of them is KEV-listed: the pool is, so the colour on those spokes says nothing the pool has not already said.

No curated product neighbourhood is held for this product, so the records above are the nearest this index can name. The neighbourhood table covers a small set of products and is extended by hand.

Siblings and hubs

Records related to this one

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These are index-wide views, not findings about CVE-2020-4544.

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.

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