KEV 2026.09.231,721 entries+8 in 7d8 open federal deadlinesas of / search ? keys
Telemetry

Weakness / #11

CWE-843: Type confusion in CISA KEV

Access of Resource Using Incompatible Type ('Type Confusion')

Catalog
2026.09.23
Rank
#11 of 185
MITRE
CWE-843 definition

Answer 38 KEV entries list CWE-843 (Type confusion) as of catalog 2026.09.23, 2.2% of the catalog and rank 11 of 185 weaknesses. The most affected vendor is Google (20).

The software treats a piece of memory as the wrong type of object, often leading to memory corruption.

KEV entries
382.2% of catalog
Vendors
6affected
Ransomware: known
12.6%
First added
2021-11-03
Latest added
2026-09-04

VVendors

Vendors with CWE-843 KEV entries
VendorEntriesShare
Google2052.6%
Apple821.1%
Microsoft513.2%
Mozilla25.3%
Adobe25.3%
ChakraCore12.6%

TAdditions by year

CWE-843 KEV additions per yearColumn chart of KEV additions per calendar year. 2021: 8; 2022: 14; 2023: 4; 2024: 6; 2025: 4; 2026: 2.0510152021: 8 added820212022: 14 added1420222023: 4 added420232024: 6 added620242025: 4 added420252026: 2 added (year to date)22026
CWE-843 KEV additions by year
YearAdded
20218
202214
20234
20246
20254
20262

PProducts

Products with CWE-843 KEV entries
ProductEntriesShare
Google Chromium V82052.6%
Apple Multiple Products615.8%
Microsoft Windows37.9%
Mozilla Firefox and Thunderbird25.3%
Adobe Flash Player25.3%
Apple iOS12.6%
Microsoft Windows COM+ Event System Service12.6%
ChakraCore ChakraCore scripting engine12.6%

EAll entries

KEV entries listing CWE-843
CVEVendorProductAddedRansomware
CVE-2026-85046GoogleChromium V8Unknown
CVE-2026-21519MicrosoftWindowsUnknown
CVE-2025-13223GoogleChromium V8Unknown
CVE-2025-10585GoogleChromium V8Unknown
CVE-2025-6554GoogleChromium V8Unknown
CVE-2025-30397MicrosoftWindowsUnknown
CVE-2024-7971GoogleChromium V8Unknown
CVE-2024-38178MicrosoftWindowsUnknown
CVE-2024-5274GoogleChromium V8Unknown
CVE-2024-4947GoogleChromium V8Unknown
CVE-2023-4762GoogleChromium V8Unknown
CVE-2024-23222AppleMultiple ProductsUnknown
CVE-2023-32439AppleMultiple ProductsUnknown
CVE-2023-3079GoogleChromium V8Unknown
CVE-2023-2033GoogleChromium V8Unknown
CVE-2023-23529AppleMultiple ProductsUnknown
CVE-2022-42856AppleiOSUnknown
CVE-2022-4262GoogleChromium V8Unknown
CVE-2022-3723GoogleChromium V8Unknown
CVE-2022-41033MicrosoftWindows COM+ Event System ServiceUnknown
CVE-2017-5070GoogleChromium V8Unknown
CVE-2019-11707MozillaFirefox and ThunderbirdUnknown
CVE-2021-1789AppleMultiple ProductsUnknown
CVE-2019-8506AppleMultiple ProductsUnknown
CVE-2022-1364GoogleChromium V8Unknown
CVE-2022-1096GoogleChromium V8Unknown
CVE-2018-8298ChakraCoreChakraCore scripting engineUnknown
CVE-2017-11292AdobeFlash PlayerUnknown
CVE-2011-0611AdobeFlash PlayerUnknown
CVE-2019-0752MicrosoftInternet ExplorerKnown
CVE-2021-30869AppleiOS, iPadOS, and macOSUnknown
CVE-2021-30563GoogleChromium V8Unknown
CVE-2021-30551GoogleChromium V8Unknown
CVE-2021-21224GoogleChromium V8Unknown
CVE-2020-6418GoogleChromium V8Unknown
CVE-2020-27932AppleMultiple ProductsUnknown
CVE-2020-16009GoogleChromium V8Unknown
CVE-2019-17026MozillaFirefox and ThunderbirdUnknown

Cite this

38 CISA KEV entries list CWE-843 (Type confusion), 2.2% of the catalog. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/cwe/cwe-843/

Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.

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