vciy

CVE-2025-43516

INDEX BUILT · 2026-10-18

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A session management issue was addressed with improved checks

CVE-2025-435164 of 4 sources documented this
4

rank 4 = 0 + 0 + 0 + 4 + 0

rank@v1 · backlog

Someone is already using it

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

EPSS 0.00165  ·  without this subject the record ranks 4

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 4

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 4

How much of the world it touches

NVD CPE configurations

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

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 4

Hindsight · the state

0.00165EPSSNOT IN KEVas of 2026-10-18
Severitynot scored
Harmnot stated
Exploitationnone in held sources
Defensefix version namedreceipt
Movementrisenreceipt
PLATEAU10Minimal movement since 2025-12-13, 268 days at 0.00, as of 2026-09-07. 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 Apple macOS? 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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What counts as a move

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Patch by…

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

ReachNo CVSS vector in held sources, so no reach or impact can be stated.
Weakness classCWE-384 Session Fixationreceipt
Published consequencesCWE-384: Access Control: Gain Privileges or Assume Identitycwe-consequences@4.20

CISA KEV & Federal Remediation Deadline from the record and CISA

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

Fixed in14.8.3; 15.7.3; 26.2receipt
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.
BOD 26-04 deadlineIf the system is reachable from the internet: 14 days. If not: fix at the next system upgrade.derived
Show full BOD 26-04 deadline

CISA has not scored it, so the directive's own defaults apply: automatable no, technical impact total. Calendar days from the KEV listing or from when you find it on a system, whichever is first. Federal agencies are bound from 7 Dec 2026, and contracts often carry it to suppliers. The directive and its table

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 probability0.00165 · top 95% of all CVEsreceipt
Blast breadth1 product across 1 vendorderived
Assigned byapplereceipt
Recorded changes13 · last 18 Oct 2026derived

Affected & Fixed Versions as published

Affected productApple macOSreceipt
Published rangesapple macos < 14.8.3; apple macos >= 15.0 < 15.7.3receipt
Fixed in14.8.3; 15.7.3; 26.2receipt

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

A session management issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. A user with Voice Control enabled may be able to transcribe another user's activity. receipt

NVD's analysis a second authority

weakness
CWE-384
affected versions
apple macos < 14.8.3; apple macos >= 15.0 < 15.7.3
also scored by
3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

check it yourself support.apple.com support.apple.com support.apple.com receipt

Movement the material steps

13 Dec 20250.00018
15 Jun 20260.00146 · scoring model v2026.06.15
7 Sep 20260.00165
Show all 13 observations
13 Dec 20250.00018
16 Dec 20259e-05
18 Dec 20250.00011
13 Jan 20260.00012
18 Feb 20260.00014
13 Apr 20260.00017
10 May 20260.0001
22 May 20260.00012
15 Jun 20260.00146
11 Jul 20260.00152
31 Jul 20260.00155
9 Aug 20260.00161
7 Sep 20260.00165

13 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 0.00165Published2025-12-12Index as of2026-09-07

The record had been public for 8 months when this index was last written.

Published 2025-12-12 receipt · Index as of 2026-09-07 derived

Siblings and hubs

Records related to this one

Fixed with these, by one advisory

Of the 8 records in this advisory that state one, this holds the lowest EPSS percentile: 0.05578.

Listed because one advisory covers them, not because they are the same defect. Each record's own state is on its own page.

Grouping: held values

Browse the index from here

These are index-wide views, not findings about CVE-2025-43516.

What usually comes next

Everything above needs no account. What is below is work: assembling it, scoping it to your estate, watching it, and handing it to someone else.

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