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CVE-2023-26360

INDEX BUILT · 2026-09-20

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Adobe ColdFusion Improper Access Control Arbitrary code execution

CVE-2023-263604 of 4 sources documented this
72

rank 72 = 40 + 22 + 0 + 4 + 6

rank@v1 · act now

Someone is already using it

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

EPSS 0.97339 · CISA KEV listed  ·  without this subject the record ranks 32

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 8.6, from the CNA  ·  without this subject the record ranks 50

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 72

How much of the world it touches

NVD CPE configurations

2 products in the CPE ranges  ·  without this subject the record ranks 68

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 66

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$2.97Mover the next 30 days, if this record is yours
Movement+$1.29Mon 2025-02-14, the last material move, 1 year, 6 months before this reading
Basisassumeda published average, not your estate

$2.97M = $4.99M incident cost x 0.6121449559255632 exposure x 0.97339 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

0.97339EPSSKEV · LISTED
Severity8.6 HIGHreceipt
Harmunauthenticated · networkreceipt
Exploitationin the wild · KEVreceipt
Defenseno fix version held
Movementrisenreceipt
PLATEAU10Minimal movement since 2025-02-14, 567 days at 0.97, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

Adobe ColdFusionWeblogic ServerUbiquiti IncTrioFox26360

This record is one instance of CWE-284, improper access control. The index holds 8100 prior instances of this class, 34 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

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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 loss, with impact beyond the vulnerable componentreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classCWE-284 Improper Access Controlreceipt
Published consequencesCWE-284: 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 2023-04-05receipt
CISA required actionApply updates per vendor instructions.receipt

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2023-03-15.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 6 public repositories2023-12-26receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2023-03-15receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, the CNA8.6 HIGHreceipt
Exploit probability0.97339 · top 0.11% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned byadobereceipt
Recorded changes79 · last 15 Sep 2026derived

Affected & Fixed Versions as published

Affected productAdobe ColdFusionreceipt
Published rangesadobe coldfusion 2018; adobe coldfusion 2021receipt

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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Attack path

Unauthenticated network requestno credentials, no interactionCISA KEV listingadded 03-15 · due 04-05Adobe ColdFusionCWE-284 access control failureAdjacent componentsscope changeConfidentiality lossC:Hmandates remediationexploits CWE-284scope changedata compromise

What it is stated by the CNA

Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by an Improper Access Control vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction. receipt

NVD's analysis a second authority

weakness
CWE-284
affected versions
adobe coldfusion 2018; adobe coldfusion 2021
also scored by
[email protected] 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N · [email protected] 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

check it yourself helpx.adobe.com packetstormsecurity.com receipt

Dated events

2023-03-15Added to CISA KEV2023-03-29EPSS moved 0.00 to 0.302023-04-05CISA remediation due2024-12-17EPSS moved 0.96 to 0.502025-02-14EPSS moved 0.54 to 0.96

Movement the material steps

24 Mar 20230.00478
29 Mar 20230.30246 · crossed 0.10
2 May 20230.49434
8 May 20230.79580 · crossed 0.50
30 Jun 20230.90070 · crossed 0.90
8 Jul 20230.87171 · crossed 0.90
26 Aug 20230.90844 · crossed 0.90
17 Dec 20240.49844 · crossed 0.50 and 0.90
9 Jan 20250.56206 · crossed 0.50
14 Feb 20250.96324 · crossed 0.90
17 Mar 20250.94253 · scoring model v2025.03.14
15 Jun 20260.97115 · scoring model v2026.06.15
3 Jul 20260.97339
Show all 65 observations
24 Mar 20230.00478
29 Mar 20230.30246
29 Apr 20230.40004
2 May 20230.49434
8 May 20230.79580
10 May 20230.88314
20 May 20230.87425
30 Jun 20230.90070
8 Jul 20230.87171
15 Jul 20230.85734
26 Jul 20230.84253
10 Aug 20230.87099
26 Aug 20230.90844
13 Sep 20230.90438
22 Sep 20230.90041
28 Sep 20230.91588
6 Oct 20230.91978
30 Oct 20230.91394
3 Dec 20230.93434
25 Dec 20230.93134
2 Jan 20240.94037
5 Jan 20240.94227
17 Jan 20240.94099
28 Jan 20240.94391
7 Feb 20240.95685
10 Feb 20240.95702
21 Feb 20240.96073
18 Mar 20240.96242
29 Mar 20240.96357
11 Apr 20240.96353
24 Apr 20240.96404
6 May 20240.96272
19 May 20240.96298
1 Jun 20240.95219
27 Jun 20240.94778
29 Jun 20240.95700
10 Jul 20240.96231
24 Jul 20240.95935
6 Aug 20240.96523
20 Aug 20240.96351
2 Sep 20240.96439
30 Sep 20240.96463
13 Oct 20240.96328
11 Nov 20240.96201
17 Dec 20240.49844
9 Jan 20250.56206
23 Jan 20250.54218
14 Feb 20250.96324
19 Feb 20250.96371
7 Mar 20250.96609
17 Mar 20250.94253
18 Mar 20250.94214
19 Mar 20250.94164
23 Mar 20250.94214
25 Mar 20250.94253
27 Mar 20250.94285
28 Mar 20250.94253
29 Mar 20250.94285
30 Mar 20250.94253
15 Apr 20250.94326
22 Oct 20250.9433
18 Nov 20250.94258
21 Nov 20250.9433
15 Jun 20260.97115
3 Jul 20260.97339

65 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 0.97339CISA KEV2023-03-15Published2023-03-23Public PoC2023-12-26Index as of2026-09-04

The record had been public for 3 years, 5 months when this index was last written.

No material movement in 63 days as of the last ingest this index recorded.

CISA KEV 2023-03-15 receipt · Published 2023-03-23 receipt · Public PoC 2023-12-26 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-284, improper access control. The index holds 8100 prior instances of this class, 34 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2023-29298 · Adobe ColdFusionmatches 8 of 9KEV listed · 2023receipt
CVE-2023-38205 · Adobe ColdFusionmatches 8 of 9KEV listed · 2023receipt
CVE-2026-21962 · Oracle Weblogic Server Proxy Plug-inmatches 7 of 9KEV listed · 2026receipt
CVE-2026-34908 · Ubiquiti Inc UniFi OS Servermatches 6 of 9KEV listed · 2026receipt
CVE-2025-12480 · TrioFoxmatches 6 of 9KEV listed · 2025receipt
CVE-2024-20767 · Adobe ColdFusionmatches 6 of 9KEV listed · 2024receipt

"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

8100 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.

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