vciy

CVE-2025-40599

INDEX BUILT · 2026-09-20

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An authenticated arbitrary file upload vulnerability exists in the SMA 100 series web management interface

CVE-2025-405994 of 4 sources documented this
8

rank 8 = 3 + 0 + 0 + 5 + 0

rank@v1 · backlog

Someone is already using it

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

EPSS 0.12988  ·  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 8

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 8

How much of the world it touches

NVD CPE configurations

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

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 8

Hindsight · the state

0.12988EPSSNOT IN KEVas of 2026-09-20
Severitynot scored
Harmnot stated
Exploitationnone in held sources
Defenseunaffected versions publishedreceipt
Movementrisenreceipt
PLATEAU10Minimal movement since 2026-06-15, 78 days at 0.13, as of 2026-09-01. arc-rules@v1

Foresight · where to check next

SAP_SE SAPSmarterToolsCVE-2024-50623SonicWall EmailMicrosoftCVE-2017-1135740599

This record is one instance of CWE-434, unrestricted upload of file with dangerous type. The index holds 4432 prior instances of this class, 27 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 signal

Running SonicWall SMA 100 Series? Check your version

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

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ReachNo CVSS vector in held sources, so no reach or impact can be stated.
Weakness classCWE-434 Unrestricted Upload of File with Dangerous Typereceipt
Published consequencesCWE-434: Integrity, Confidentiality, Availability: Execute Unauthorized Code or Commands[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 branchsma 10.2.2.1-90sv; sma 500v firmware 10.2.2.1-90svreceipt
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

Exploit probability0.12988 · top 4% of all CVEsreceipt
Blast breadth2 products across 1 vendorderived
Assigned bysonicwallreceipt
Recorded changes22 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productSonicWall SMA 100 Seriesreceipt
Published rangessonicwall sma 210 firmware < 10.2.2.1-90sv; sonicwall sma 410 firmware < 10.2.2.1-90sv; sonicwall sma 500v firmware < 10.2.2.1-90svreceipt

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 authenticated arbitrary file upload vulnerability exists in the SMA 100 series web management interface. A remote attacker with administrative privileges can exploit this flaw to upload arbitrary files to the system, potentially leading to remote code execution. receipt

NVD's analysis a second authority

weakness
CWE-434
affected versions
sonicwall sma 210 firmware < 10.2.2.1-90sv; sonicwall sma 410 firmware < 10.2.2.1-90sv; sonicwall sma 500v firmware < 10.2.2.1-90sv
also scored by
9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

check it yourself psirt.global.sonicwall.com receipt

Movement the material steps

24 Jul 20250.00125
15 Jun 20260.11166 · crossed 0.10 · scoring model v2026.06.15
1 Sep 20260.12988
Show all 22 observations
24 Jul 20250.00125
29 Jul 20250.00165
16 Aug 20250.00114
24 Aug 20250.00124
29 Sep 20250.0013
18 Nov 20250.00187
21 Nov 20250.00131
22 Nov 20250.0017
19 Dec 20250.00094
20 Dec 20250.0009
31 Dec 20250.00107
16 Feb 20260.00135
26 Feb 20260.00185
28 Mar 20260.00203
8 Apr 20260.0027
19 May 20260.00728
15 Jun 20260.11166
23 Jun 20260.11635
24 Jul 20260.10434
28 Aug 20260.11635
31 Aug 20260.12557
1 Sep 20260.12988

22 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 0.12988Published2025-07-23Index as of2026-09-01

The record had been public for 1 year, 1 month when this index was last written.

Published 2025-07-23 receipt · Index as of 2026-09-01 derived

The pattern, elsewhere

This record is one instance of CWE-434, unrestricted upload of file with dangerous type. The index holds 4432 prior instances of this class, 27 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2025-31324 · SAP_SE SAP NetWeaver (Visual Composer…only 1 attribute comparableKEV listed · 2025receipt
CVE-2025-52691 · SmarterTools SmarterMailonly 1 attribute comparableKEV listed · 2025receipt
CVE-2024-50623nothing comparable heldKEV listed · 2024receipt
CVE-2021-20022 · SonicWall Email Securityonly 1 attribute comparableKEV listed · 2021receipt
CVE-2021-31207 · Microsoft Exchange Server 2013 Cumulative…only 1 attribute comparableKEV listed · 2021receipt
CVE-2017-11357nothing comparable heldKEV listed · 2017receipt

"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

4432 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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