vciy

CVE-2020-36155

INDEX BUILT · 2026-09-20

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An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta

CVE-2020-361553 of 4 sources documented this
38

rank 38 = 2 + 25 + 9 + 2 + 0

rank@v1 · scheduled

Someone is already using it

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

EPSS 0.08975  ·  without this subject the record ranks 36

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 13

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

rose on 2025-09-17  ·  without this subject the record ranks 29

How much of the world it touches

NVD CPE configurations

1 product in the CPE ranges  ·  without this subject the record ranks 36

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 38

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$448,000over the next 30 days, if this record is yours
Movement+$3.12Mon 2025-09-17, the last material move, 8 months before this reading
Basisassumeda published average, not your estate

$448,000 = $4.99M incident cost x 1 exposure x 0.08975 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

0.08975EPSSNOT IN KEVas of 2026-09-20
Severity10 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseunaffected versions publishedreceipt
Movementthreshold crossedreceipt
RISING10Risen from 0.00833 to 0.08975 across 29 observations. arc-rules@v1

Foresight · where to check next

SonicWall EmailOracle PaymentsConnectWiseIntel StandardminioCVE-2013-064336155

This record is one instance of CWE-269, improper privilege management. The index holds 3614 prior instances of this class, 21 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.

Severity score
Mitre10 CRITICALreceipt
NVD9.8 CRITICALreceipt
What it costs
MitreComplete confidentiality, integrity and availability loss, with impact beyond the vulnerable componentreceipt
NVDComplete confidentiality, integrity and availability lossreceipt

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

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.

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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, integrity and availability loss, with impact beyond the vulnerable componentreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classCWE-269 Improper Privilege Managementreceipt
Published consequencesCWE-269: Access Control: Gain Privileges or Assume Identity[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

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

First unaffected version, by branchultimate member 2.1.12receipt
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, the CNA10 CRITICALreceipt
CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.08975 · top 5% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned bymitrereceipt
Recorded changes29 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Named in the CPE rangesUltimatemember ultimate memberreceipt
Published rangesultimatemember ultimate member < 2.1.12receipt

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

An issue was discovered in the Ultimate Member plugin before 2.1.12 for WordPress, aka Unauthenticated Privilege Escalation via User Meta. An attacker could supply an array parameter for sensitive metadata, such as the wp_capabilities user meta that defines a user's role. During the registration process, submitted registration details were passed to the update_profile function, and any metadata was accepted, e.g., wp_capabilities[administrator] for Administrator access. 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-269
affected versions
ultimatemember ultimate member < 2.1.12
also scored by
[email protected] 10 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

The CNA scored it 10 and NVD 9.8. Both are shown because both were published; we do not pick one.

check it yourself wordpress.org wordfence.com wpscan.com receipt

Dated events

2022-02-04EPSS moved 0.04 to 0.122025-09-17EPSS moved 0.01 to 0.642026-06-15EPSS moved 0.62 to 0.09

Movement the material steps

14 Apr 20210.00833
4 Feb 20220.12492 · crossed 0.10
1 Apr 20220.00954 · crossed 0.10
7 Mar 20230.00233 · scoring model v2023.03.01
17 Mar 20250.00796 · scoring model v2025.03.14
17 Sep 20250.63594 · crossed 0.10 and 0.50
15 Jun 20260.08975 · crossed 0.10 and 0.50 · scoring model v2026.06.15
Show all 29 observations
14 Apr 20210.00833
6 Jan 20220.0363
4 Feb 20220.12492
1 Apr 20220.00954
7 Mar 20230.00233
29 Mar 20230.00302
11 Aug 20230.00296
20 Sep 20230.00327
27 Nov 20230.00319
18 Aug 20240.00391
21 Sep 20240.00466
17 Dec 20240.00512
17 Mar 20250.00796
23 Mar 20250.04349
24 Mar 20250.00796
29 Mar 20250.08794
30 Mar 20250.00796
28 May 20250.0107
17 Sep 20250.63594
17 Oct 20250.59286
20 Oct 20250.62148
11 Nov 20250.62635
12 Nov 20250.61437
18 Nov 20250.66237
21 Nov 20250.61437
22 Jan 20260.55435
13 Feb 20260.62509
14 Feb 20260.6202
15 Jun 20260.08975

29 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 0.08975Published2021-01-04Index as of2026-06-15

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

Published 2021-01-04 receipt · Index as of 2026-06-15 derived

The pattern, elsewhere

This record is one instance of CWE-269, improper privilege management. The index holds 3614 prior instances of this class, 21 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2021-20021 · SonicWall Email Securitymatches 7 of 8KEV listed · 2021receipt
CVE-2026-46817 · Oracle Paymentsmatches 7 of 8KEV listed · 2026receipt
CVE-2026-84869 · ConnectWise ScreenConnectmatches 7 of 8KEV listed · 2026receipt
CVE-2017-5689 · Intel Standard Manageabilitymatches 7 of 8KEV listed · 2017receipt
CVE-2023-28434 · miniomatches 6 of 8KEV listed · 2023receipt
CVE-2013-0643matches 6 of 8KEV listed · 2013receipt

"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

3614 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

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These are index-wide views, not findings about CVE-2020-36155.

What usually comes next

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