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CVE-2022-22965 · Spring4Shell

INDEX BUILT · 2026-09-20

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A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding

CVE-2022-229654 of 4 sources documented this
81

rank 81 = 40 + 25 + 0 + 10 + 6

rank@v1 · act now

Someone is already using it

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

EPSS 0.99638 · CISA KEV listed  ·  without this subject the record ranks 41

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 56

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 81

How much of the world it touches

NVD CPE configurations

20 products in the CPE ranges  ·  without this subject the record ranks 71

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 75

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$4.97Mover the next 30 days, if this record is yours
Movement+$1.52Mon 2022-05-11, the last material move, 4 years, 3 months before this reading
Basisassumeda published average, not your estate

$4.97M = $4.99M incident cost x 1 exposure x 0.99638 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

0.99638EPSSKEV · LISTED
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationin the wild · KEVreceipt
Defenseunaffected versions publishedreceipt
Movementdoubled within 72hreceipt
PLATEAU10Minimal movement since 2022-05-11, 1577 days at 1.00, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

Spring Frameworklangflow-aiRejetto HTTP FileCitrix NetScalerVMware WorkspaceIvanti EPM22965

This record is one instance of CWE-94, improper control of generation of code ('code injection'). The index holds 7185 prior instances of this class, 79 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, integrity and availability lossreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-94 Improper Control of Generation of Code ('Code Injection')receipt
Published consequencesCWE-94: Access Control: Bypass Protection Mechanism; Access Control: Gain Privileges or Assume Identity; Integrity, Confidentiality, Availability: Execute Unauthorized Code or Commands…[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.

First unaffected version, by branchspring framework 5.2.20; spring framework 5.3.18; cx cloud agent 2.1.0receipt
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 2022-04-25receipt
CISA required actionApply updates per vendor instructions.receipt
Published to CISA KEV3 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2022-04-04.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 100 public repositories2022-03-30receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2022-04-04receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.99638 · top 0.05% of all CVEsreceipt
Blast breadth11 products across 3 vendorsderived
Assigned byvmwarereceipt
Recorded changes104 · last 15 Sep 2026derived

Affected & Fixed Versions as published

Affected productSpring Frameworkreceipt
Published rangesvmware spring framework < 5.2.20; vmware spring framework >= 5.3.0 < 5.3.18; cisco cx cloud agent < 2.1.0; oracle communications cloud native core automated test suite 1.9.0receipt
Show all 20 published ranges
vmware spring framework < 5.2.20
vmware spring framework >= 5.3.0 < 5.3.18
cisco cx cloud agent < 2.1.0
oracle communications cloud native core automated test suite 1.9.0
oracle communications cloud native core automated test suite 22.1.0
oracle communications cloud native core console 1.9.0
oracle communications cloud native core console 22.1.0
oracle communications cloud native core network exposure function 22.1.0
oracle communications cloud native core network function cloud native environment 1.10.0
oracle communications cloud native core network function cloud native environment 22.1.0
oracle communications cloud native core network repository function 1.15.0
oracle communications cloud native core network repository function 22.1.0
oracle communications cloud native core network slice selection function 1.8.0
oracle communications cloud native core network slice selection function 1.15.0
oracle communications cloud native core network slice selection function 22.1.0
oracle communications cloud native core policy 1.15.0
oracle communications cloud native core policy 22.1.0
oracle communications cloud native core security edge protection proxy 1.7.0
oracle communications cloud native core security edge protection proxy 22.1.0
oracle communications cloud native core unified data repository 1.15.0

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

Spring4Shell is the common name for CVE-2022-22965. A Spring MVC or Spring WebFlux application running on JDK 9+ may be vulnerable to remote code execution (RCE) via data binding. The specific exploit requires the application to run on Tomcat as a WAR deployment. If the application is deployed as a Spring Boot executable jar, i.e. the default, it is not vulnerable to the exploit. However, the nature of the vulnerability is more general, and there may be other ways to exploit it. cve-aliases@2026-08-27

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-94
affected versions
vmware spring framework < 5.2.20; vmware spring framework >= 5.3.0 < 5.3.18; cisco cx cloud agent < 2.1.0; and 17 more, listed in full below
also scored by
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

check it yourself tanzu.vmware.com tools.cisco.com oracle.com psirt.global.sonicwall.com packetstormsecurity.com cert-portal.siemens.com +2 morereceipt

Dated events

2022-04-03EPSS moved 0.10 to 0.232022-04-04Added to CISA KEV2022-04-09EPSS moved 0.23 to 0.632022-04-25CISA remediation due2026-06-15EPSS moved 0.94 to 1.00

Movement the material steps

2 Apr 20220.0953
3 Apr 20220.22524 · crossed 0.10
9 Apr 20220.63387 · crossed 0.50
11 May 20220.95668 · crossed 0.90
7 Mar 20230.9749 · scoring model v2023.03.01
17 Mar 20250.9446 · scoring model v2025.03.14
15 Jun 20260.9972 · scoring model v2026.06.15
28 Aug 20260.99638

This score more than doubled inside 72 hours. Both observations are in the full history below.

Show all 90 observations
2 Apr 20220.0953
3 Apr 20220.22524
9 Apr 20220.63387
14 Apr 20220.69867
20 Apr 20220.65117
11 May 20220.95668
20 Feb 20230.95991
7 Mar 20230.9749
8 Mar 20230.97490
14 Mar 20230.97488
28 Mar 20230.97494
8 Apr 20230.97520
21 Apr 20230.97527
4 May 20230.97543
8 May 20230.97530
29 May 20230.97524
11 Jun 20230.97506
24 Jun 20230.97525
7 Jul 20230.97521
3 Aug 20230.97523
30 Aug 20230.97502
12 Sep 20230.97507
22 Sep 20230.97483
10 Oct 20230.97484
23 Oct 20230.97469
7 Nov 20230.97502
21 Nov 20230.97451
20 Dec 20230.97424
19 Jan 20240.97438
7 Feb 20240.97462
29 Feb 20240.97493
11 May 20240.97483
23 Jun 20240.97478
5 Jul 20240.97479
21 Jul 20240.97485
17 Aug 20240.97471
31 Aug 20240.97483
27 Sep 20240.97480
5 Nov 20240.97497
15 Dec 20240.97487
17 Dec 20240.97433
10 Jan 20250.97436
7 Mar 20250.97449
17 Mar 20250.9446
25 Mar 20250.94464
15 Apr 20250.94491
17 Apr 20250.94464
15 May 20250.94491
17 May 20250.94464
22 May 20250.9446
4 Jun 20250.94464
15 Jun 20250.94487
18 Jun 20250.9446
25 Jun 20250.94487
27 Jun 20250.9446
6 Jul 20250.94464
16 Jul 20250.94487
17 Jul 20250.9446
30 Jul 20250.94464
16 Aug 20250.9446
23 Aug 20250.94464
16 Sep 20250.94491
18 Sep 20250.94464
25 Sep 20250.94451
1 Oct 20250.94441
17 Oct 20250.94472
18 Oct 20250.94441
19 Oct 20250.94436
21 Oct 20250.94441
23 Oct 20250.94436
27 Oct 20250.94446
28 Oct 20250.94441
13 Nov 20250.94468
14 Nov 20250.94436
18 Nov 20250.94387
21 Nov 20250.94472
24 Nov 20250.94441
18 Dec 20250.94472
19 Dec 20250.94441
27 Dec 20250.94451
28 Dec 20250.94441
18 Jan 20260.94428
21 Mar 20260.94457
23 Mar 20260.94428
22 May 20260.94462
25 May 20260.94428
11 Jun 20260.94439
15 Jun 20260.9972
18 Jun 20260.99677
28 Aug 20260.99638

90 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 0.99638Public PoC2022-03-30Published2022-04-01CISA KEV2022-04-04Index as of2026-09-04

Listed by CISA 3 days after it published, exploit probability more than doubled between 2022-04-02 and 2022-04-03 (0.0953 → 0.22524) and the record had been public for 4 years, 5 months when this index was last written.

Public PoC 2022-03-30 receipt · Published 2022-04-01 receipt · CISA KEV 2022-04-04 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-94, improper control of generation of code ('code injection'). The index holds 7185 prior instances of this class, 79 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2018-1273 · Spring Frameworkmatches 9 of 9KEV listed · 2018receipt
CVE-2025-3248 · langflow-ai langflowmatches 8 of 9KEV listed · 2025receipt
CVE-2024-23692 · Rejetto HTTP File Servermatches 8 of 9KEV listed · 2024receipt
CVE-2023-3519 · Citrix NetScaler ADCmatches 8 of 9KEV listed · 2023receipt
CVE-2022-22954 · VMware Workspace ONE Access and Identity…matches 8 of 9KEV listed · 2022receipt
CVE-2021-44529 · Ivanti EPMmatches 8 of 9KEV listed · 2021receipt

"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

7185 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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