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CVE-2025-48988

INDEX BUILT · 2026-09-20

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Apache Tomcat: FileUpload large number of parts with headers DoS

CVE-2025-489884 of 4 sources documented this
25

rank 25 = 20 + 0 + 0 + 5 + 0

rank@v1 · scheduled

Someone is already using it

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

EPSS 0.30515  ·  without this subject the record ranks 5

What it costs you if it fires

NVD CVSS base score, then the CNA's own

no CVSS held by anyone  ·  without this subject the record ranks 25

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 25

How much of the world it touches

NVD CPE configurations

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

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 25

Hindsight · the state

0.30515EPSSNOT IN KEVas of 2026-09-20
Severitynot scored
Harmnot stated
Exploitationpublic proof-of-conceptreceipt
Defensefix version namedreceipt
Movementthreshold crossedreceipt
RISING10Risen from 0.00018 to 0.30515 across 50 observations. arc-rules@v1

Foresight · where to check next

This record is one instance of CWE-770, allocation of resources without limits or throttling. The index holds 2390 prior instances of this class, 2 KEV-listed. taxonomy@v1

Full pattern panel

Color is a claim, not decoration:the hostile worldthe defenseno signal

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Harm, if it fires from the vector and the weakness

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ReachNo CVSS vector in held sources, so no reach or impact can be stated.
Weakness classCWE-770 Allocation of Resources Without Limits or Throttlingreceipt
Published consequencesCWE-770: Availability: DoS: Resource Consumption (CPU), DoS: Resource Consumption (Memory), DoS: Resource Consumption (Other)[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

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

Fixed in8.5.0receipt
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.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Proof-of-concept published · 1 public repository, 2025-06-20.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 1 public repository2025-06-20receipt
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

Exploit probability0.30515 · top 2% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned byapachereceipt
Recorded changes53 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productApache Software Foundation Apache Tomcatreceipt
Published rangesapache tomcat >= 9.0.0 < 9.0.106; apache tomcat >= 10.1.0 < 10.1.42; apache tomcat >= 11.0.0 < 11.0.8receipt
Fixed in8.5.0receipt

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.

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What it is stated by the CNA

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.7, from 10.1.0-M1 through 10.1.41, from 9.0.0.M1 through 9.0.105. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.8, 10.1.42 or 9.0.106, which fix the issue. receipt

NVD's analysis a second authority

weakness
CWE-770
affected versions
apache tomcat >= 9.0.0 < 9.0.106; apache tomcat >= 10.1.0 < 10.1.42; apache tomcat >= 11.0.0 < 11.0.8
also scored by
7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

check it yourself lists.apache.org receipt

Dated events

2026-06-15EPSS moved 0.01 to 0.532026-09-17EPSS moved 0.59 to 0.31

Movement the material steps

17 Jun 20250.00018
15 Jun 20260.53228 · crossed 0.10 and 0.50 · scoring model v2026.06.15
17 Sep 20260.30515 · crossed 0.50

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

Show all 50 observations
17 Jun 20250.00018
18 Jun 20250.0004
22 Jun 20250.00052
26 Jun 20250.00177
16 Jul 20250.00051
18 Jul 20250.00057
10 Aug 20250.00042
16 Aug 20250.00068
18 Aug 20250.0005
22 Aug 20250.00051
23 Aug 20250.00053
1 Sep 20250.00052
4 Sep 20250.00053
16 Sep 20250.00072
1 Oct 20250.00071
4 Oct 20250.00072
16 Oct 20250.00082
4 Nov 20250.00078
12 Nov 20250.00067
13 Nov 20250.00065
18 Nov 20250.00395
21 Nov 20250.00066
23 Nov 20250.00087
24 Nov 20250.00124
1 Dec 20250.00109
4 Dec 20250.00124
1 Jan 20260.00109
4 Jan 20260.00124
10 Jan 20260.00134
18 Jan 20260.00101
21 Jan 20260.00134
1 Feb 20260.00117
4 Feb 20260.00134
7 Feb 20260.00101
9 Feb 20260.00134
14 Feb 20260.00115
19 Feb 20260.00146
1 Mar 20260.00128
2 Mar 20260.00142
4 Mar 20260.00196
12 Mar 20260.0026
2 Apr 20260.0027
12 Apr 20260.00759
15 Jun 20260.53228
6 Jul 20260.54877
16 Jul 20260.53277
25 Jul 20260.56286
16 Aug 20260.5696
6 Sep 20260.5946
17 Sep 20260.30515

50 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 0.30515Published2025-06-16Public PoC2025-06-20Index as of2026-09-17

Exploit probability more than doubled between 2025-06-17 and 2025-06-18 (0.00018 → 0.0004) and the record had been public for 1 year, 3 months when this index was last written.

Published 2025-06-16 receipt · Public PoC 2025-06-20 receipt · Index as of 2026-09-17 derived

The pattern, elsewhere

This record is one instance of CWE-770, allocation of resources without limits or throttling. The index holds 2390 prior instances of this class, 2 KEV-listed. [email protected]

CVE-2020-3566 · Cisco IOS XR Softwareonly 1 attribute comparableKEV listed · 2020receipt
CVE-2020-3569 · Cisco IOS XR Softwareonly 1 attribute comparableKEV listed · 2020receipt

2390 records in this class held. The six above are ranked by exploit maturity, then recency.

Siblings and hubs

Records related to this one

Its defect family

apache software foundation apache tomcat

Of the 3 records in this family that state one, this holds the highest EPSS percentile: 0.98998.

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Family membership: held values

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