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CVE-2025-8090

INDEX BUILT · 2026-09-20

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Vulnerability in the QNX Neutrino Kernel impacts the QNX Software Development Platform and QNX OS for Safety

CVE-2025-80903 of 4 sources documented this
16

rank 16 = 0 + 16 + 0 + 0 + 0

rank@v1 · backlog

Someone is already using it

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

EPSS 0.00133  ·  without this subject the record ranks 16

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 6.2, from the CNA  ·  without this subject the record ranks 0

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 16

How much of the world it touches

NVD CPE configurations

0 products in the CPE ranges  ·  without this subject the record ranks 16

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 16

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$4,060over the next 30 days, if this record is yours
Movementno material movementthe record holds only daily drift and scoring model releases
Basisassumeda published average, not your estate

$4,060 = $4.99M incident cost x 0.6121449559255632 exposure x 0.00133 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

0.00133EPSSNOT IN KEVas of 2026-09-20
Severity6.2 MEDIUMreceipt
Harmpartial impactreceipt
Exploitationnone in held sources
Defenseno fix version held
Movementdoubled within 72hreceipt
PLATEAU10Minimal movement since 2026-01-14, 239 days at 0.00, as of 2026-09-10. arc-rules@v1

Foresight · where to check next

No weakness class or product neighbourhood is held for this record, so this index cannot name anywhere to check next. That is an absence in the record, not a finding about the software.

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

Running BlackBerry Ltd QNX Software Development…? Check your version

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Harm, if it fires from the vector and the weakness

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Reachneeds local access · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete availability lossreceipt
Scored fromCVSS v3.1 · the CNA's vectorreceipt
Weakness classCWE-476 NULL Pointer Dereferencereceipt
Published consequencesCWE-476: Availability: DoS: Crash, Exit, or Restart; Integrity, Confidentiality: Execute Unauthorized Code or Commands, Read Memory, Modify Memory[email protected]

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 10 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.

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 CNA6.2 MEDIUMreceipt
Exploit probability0.00133 · top 97% of all CVEsreceipt
Assigned byblackberryreceipt
Recorded changes11 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productBlackBerry Ltd QNX Software Development Platform; BlackBerry Ltd QNX OS for Safety; BlackBerry Ltd. QNX OS for Medicalreceipt

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

Local accessno credentials, no interactionBlackBerry Ltd QNX OS for SafetyCWE-476 NULL pointer dereferenceAvailability lossA:Hexploits CWE-476data compromise

What it is stated by the CNA

Null pointer dereference in the MsgRegisterEvent() system call could allow an attacker with local access and code execution abilities to crash the QNX Neutrino kernel. receipt

NVD's analysis a second authority

weakness
CWE-476
also scored by
[email protected] 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

check it yourself support.blackberry.com receipt

Movement the material steps

14 Jan 20260.00015
15 Jun 20260.00117 · scoring model v2026.06.15
10 Sep 20260.00133

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

Show all 11 observations
14 Jan 20260.00015
19 Jan 20260.0002
14 Feb 20260.00021
22 Mar 20260.00022
15 May 20260.00029
11 Jun 20260.00019
12 Jun 20260.00018
15 Jun 20260.00117
12 Aug 20260.00119
1 Sep 20260.00121
10 Sep 20260.00133

11 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 0.00133Published2026-01-13Index as of2026-09-10

Exploit probability more than doubled between 2026-06-12 and 2026-06-15 (0.00018 → 0.00117) and the record had been public for 7 months when this index was last written.

Published 2026-01-13 receipt · Index as of 2026-09-10 derived

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