vciy

CVE-2024-4947

INDEX BUILT · 2026-09-20

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Type Confusion in V8 in Google Chrome prior to 125.0.6422.60 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page

CVE-2024-49474 of 4 sources documented this
75

rank 75 = 40 + 24 + 0 + 5 + 6

rank@v1 · act now

Someone is already using it

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

EPSS 0.15236 · CISA KEV listed  ·  without this subject the record ranks 35

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.6, from NVD  ·  without this subject the record ranks 51

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 75

How much of the world it touches

NVD CPE configurations

4 products in the CPE ranges  ·  without this subject the record ranks 70

Someone else already set the date

CISA KEV remediation due date

CISA remediation date held  ·  without this subject the record ranks 69

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$760,000over the next 30 days, if this record is yours
Movement-$1.07Mon 2025-11-21, the last material move, 9 months before this reading
Basisassumeda published average, not your estate

$760,000 = $4.99M incident cost x 1 exposure x 0.15236 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

0.15236EPSSKEV · LISTED
Severity9.6 CRITICALreceipt
Harmtotal lossreceipt
Exploitationin the wild · KEVreceipt
Defensefix version namedreceipt
Movementdoubled within 72hreceipt
PLATEAU10Minimal movement since 2026-06-15, 81 days at 0.15, as of 2026-09-04. arc-rules@v1

Foresight · where to check next

This record is one instance of CWE-843, access of resource using incompatible type ('type confusion'). The index holds 923 prior instances of this class, 41 KEV-listed. taxonomy@v1

Full pattern panel

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

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Reachnetwork-reachable · no privileges required · user interaction required · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability loss, with impact beyond the vulnerable componentreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-843 Access of Resource Using Incompatible Type ('Type Confusion')receipt
Published consequencesCWE-843: Availability, Integrity, Confidentiality: Read Memory, Modify Memory, Execute Unauthorized Code or Commands, DoS: Crash, Exit, or Restart[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.

Fixed in125.0.6422.60receipt
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 2024-06-10receipt
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.receipt
Published to CISA KEV5 daysderived

Exploit Status & Known PoCs a ladder, not a score

Current rung: Exploited in the wild · CISA KEV listed, 2024-05-20.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published · 2 public repositories2025-07-21receipt
  • RUNG 3Exploited in the wild · CISA KEV listed2024-05-20receipt
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD9.6 CRITICALreceipt
Exploit probability0.15236 · top 3% of all CVEsreceipt
Blast breadth2 products across 2 vendorsderived
Assigned byChromereceipt
Recorded changes94 · last 19 Sep 2026derived

Affected & Fixed Versions as published

Affected productGoogle Chromereceipt
Published rangesgoogle chrome < 125.0.6422.60; fedoraproject fedora 38; fedoraproject fedora 39; fedoraproject fedora 40receipt
Fixed in125.0.6422.60receipt

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

Type Confusion in V8 in Google Chrome prior to 125.0.6422.60 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) receipt

NVD's analysis a second authority

severity
9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
weakness
CWE-843
affected versions
google chrome < 125.0.6422.60; fedoraproject fedora 38; fedoraproject fedora 39; and 1 more, listed in full below
also scored by
9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

check it yourself chromereleases.googleblog.com issues.chromium.org lists.fedoraproject.org lists.fedoraproject.org lists.fedoraproject.org receipt

Dated events

2024-05-20Added to CISA KEV2024-06-10CISA remediation due2025-03-17EPSS moved 0.01 to 0.232026-06-15EPSS moved 0.01 to 0.15

Movement the material steps

16 May 20240.00043
17 Mar 20250.23462 · crossed 0.10 · scoring model v2025.03.14
20 Mar 20250.09033 · crossed 0.10
23 Mar 20250.23462 · crossed 0.10
28 Mar 20250.09033 · crossed 0.10
29 Mar 20250.23462 · crossed 0.10
30 Mar 20250.09033 · crossed 0.10
18 Nov 20250.21677 · crossed 0.10
21 Nov 20250.00271 · crossed 0.10
15 Jun 20260.15111 · crossed 0.10 · scoring model v2026.06.15
17 Aug 20260.15236

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

Show all 80 observations
16 May 20240.00043
21 May 20240.01972
22 May 20240.00187
24 May 20240.00280
11 Jun 20240.00229
15 Aug 20240.00223
17 Dec 20240.00532
17 Mar 20250.23462
20 Mar 20250.09033
23 Mar 20250.23462
27 Mar 20250.14618
28 Mar 20250.09033
29 Mar 20250.23462
30 Mar 20250.09033
15 Apr 20250.0018
16 Apr 20250.00046
17 Apr 20250.00053
24 Apr 20250.00046
1 May 20250.00145
4 May 20250.00046
1 Jun 20250.00145
4 Jun 20250.00046
11 Jun 20250.0018
19 Jun 20250.00245
21 Jun 20250.00324
23 Jun 20250.00325
24 Jun 20250.00354
1 Jul 20250.01121
4 Jul 20250.00354
8 Jul 20250.00467
1 Aug 20250.01121
4 Aug 20250.00467
16 Aug 20250.00155
30 Aug 20250.00181
1 Sep 20250.00386
4 Sep 20250.00181
13 Sep 20250.00149
15 Sep 20250.00181
16 Sep 20250.00186
23 Sep 20250.00181
1 Oct 20250.00319
4 Oct 20250.00181
6 Oct 20250.00133
20 Oct 20250.00114
22 Oct 20250.00242
25 Oct 20250.00264
27 Oct 20250.00832
1 Nov 20250.022
4 Nov 20250.00832
18 Nov 20250.21677
21 Nov 20250.00271
24 Nov 20250.00264
1 Dec 20250.00708
2 Dec 20250.00629
4 Dec 20250.00264
20 Dec 20250.00308
28 Dec 20250.00832
1 Jan 20260.01959
4 Jan 20260.00832
17 Jan 20260.00969
28 Jan 20260.01127
1 Feb 20260.02637
4 Feb 20260.01127
18 Feb 20260.00359
22 Feb 20260.00369
1 Mar 20260.00876
4 Mar 20260.00369
8 Mar 20260.00359
14 Mar 20260.00308
19 Mar 20260.00359
21 Mar 20260.00418
22 Mar 20260.00369
1 Apr 20260.00287
8 Apr 20260.00279
10 Apr 20260.00359
8 May 20260.00308
12 May 20260.00969
3 Jun 20260.01063
15 Jun 20260.15111
17 Aug 20260.15236

80 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 0.15236Published2024-05-15CISA KEV2024-05-20Public PoC2025-07-21Index as of2026-09-04

Listed by CISA 5 days after it published, exploit probability more than doubled between 2025-03-20 and 2025-03-23 (0.09033 → 0.23462) and the record had been public for 2 years, 3 months when this index was last written.

No material movement in 18 days as of the last ingest this index recorded.

Published 2024-05-15 receipt · CISA KEV 2024-05-20 receipt · Public PoC 2025-07-21 receipt · Index as of 2026-09-04 derived

The pattern, elsewhere

This record is one instance of CWE-843, access of resource using incompatible type ('type confusion'). The index holds 923 prior instances of this class, 41 KEV-listed. [email protected]

CVE-2024-5274 · Google Chromematches 9 of 9KEV listed · 2024receipt
CVE-2024-7971 · Google Chromematches 9 of 9KEV listed · 2024receipt
CVE-2023-2033 · Google Chromematches 8 of 9KEV listed · 2023receipt
CVE-2023-3079 · Google Chromematches 8 of 9KEV listed · 2023receipt
CVE-2023-4762 · Google Chromematches 8 of 9KEV listed · 2023receipt
CVE-2022-1096 · Google Chromematches 8 of 9KEV listed · 2022receipt

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

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