Weakness (CWE)
CWE-843: Access of Resource Using Incompatible Type
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
Source: MITRE CWE-843
520 results · Clear filters · Feed
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High 8.1
Handlebars.js has JavaScript Injection via AST Type Confusion when passing an object as dynamic partial
Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, a crafted object placed in the template context can bypass all conditional guards in `resolvePartial()` and cause `invokePartial()` to return `unde…
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High 8.1
Handlebars.js has JavaScript Injection via AST Type Confusion by tampering @partial-block
Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, the `@partial-block` special variable is stored in the template data context and is reachable and mutable from within a template via helpers that a…
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High 8.8
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.
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High 7.5
Qwik has array method pollution in FormData processing, allowing type confusion and DoS
Qwik is a performance-focused JavaScript framework. Versions prior to 1.19.2 improperly inferred arrays from dotted form field names during FormData parsing. By submitting mixed array-index and object-property keys for the same path, an attacker could cause u…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap cor…
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High 8.8
HTSlib CRAM decoder vulnerable to buffer overflow
HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. For the `VARINT` and `CONST` encodings, incomplete validation o…
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High 7.8
A type confusion vulnerability exists in the EMF functionality of Canva Affinity. A specially crafted EMF file can trig…
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High 8.2
Type Confusion in Lexbor Fragment Parser
Lexbor is a web browser engine library. Prior to 2.7.0, a type‑confusion vulnerability exists in Lexbor’s HTML fragment parser. When ns = UNDEF, a comment is created using the “unknown element” constructor. The comment’s data are written into the element’s fi…
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
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High —
PyO3 has type confusion when accessing data from sublasses of subclasses of native types with `abi3` feature
PyO3 0.28.1 added support for `#[pyclass(extends=PyList)] struct NativeSub` (and other native types) when targeting Python 3.12 and up with the `abi3` feature. It was discovered that subclasses of such classes would use the type of the subclass when attemptin…
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High 8.4
Type confusion in the AMD Secure Processor (ASP) could allow an attacker to pass a malformed argument to the External G…
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High 7.8
After Effects | Access of Resource Using Incompatible Type ('Type Confusion') (CWE-843)
After Effects versions 25.6 and earlier are affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user i…
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High 7.8CVE-2026-21519 Exploited
Desktop Window Manager Elevation of Privilege Vulnerability
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
KEV Feb 10, 2026 -
High 8.5
Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Hancom Inc. Hancom Office 2018, Hancom I…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 144.0.7559.132 allowed a remote attacker to potentially exploit heap cor…
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High 7.1
iccDEV Has Type Confusion in CIccTagEmbeddedHeightImage::Validate()
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, type confusion allowed malformed ICC profiles to trigger undefined behavior when loading inv…
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High 7.8
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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High 7.8
Win32k Elevation of Privilege Vulnerability
Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
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High 7.2
Preact has JSON VNode Injection issue
Preact, a lightweight web development framework, JSON serialization protection to prevent Virtual DOM elements from being constructed from arbitrary JSON. A regression introduced in Preact 10.26.5 caused this protection to be softened. In applications where v…
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High 8.8
iccDEV has heap-buffer-overflow in CIccProfileXml::ParseBasic() at IccXML/IccLibXML/IccProfileXml.cpp
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a heap-buffer-overflow vulnerability in `CIccProfileXm…
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High 8.8
iccDEV has Type Confusion in CIccSegmentedCurveXml::ToXml() at IccXML/IccLibXML/IccMpeXml.cpp
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in `CIccSegmentedCurveX…
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High 8.8
iccDEV has Type Confusion in ToXmlCurve() at IccXML/IccLibXML/IccMpeXml.cpp
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in `ToXmlCurve()` at `I…
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High 7.5
A logic error was addressed with improved error handling. This issue is fixed in macOS Tahoe 26.1. iCloud Private Relay…
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High 7.8
Type Confusion vulnerability in AzeoTech DAQFactory
In AzeoTech DAQFactory release 20.7 (Build 2555), an access of resource using incompatible type vulnerability can be exploited to cause memory corruption while parsing specially crafted .ctl files. This could allow an attacker to execute code in the context o…
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 7.3CVE-2025-14325 Public exploit
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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High 8.8
Type Confusion in V8 in Google Chrome prior to 143.0.7499.41 allowed a remote attacker to potentially exploit heap corr…
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High 7.5
CODESYS Control - Invalid type usage in visualization
An unauthenticated remote attacker may cause the visualisation server of the CODESYS Control runtime system to access a resource with a pointer of wrong type, potentially leading to a denial-of-service (DoS) condition.
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High 8.0
Permission control vulnerability in the distributed component. Impact: Successful exploitation of this vulnerability ma…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corr…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corr…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corr…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corr…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to potentially exploit heap corr…
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High 8.8CVE-2025-13224 Public exploit
Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap cor…
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High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap cor…
KEV Nov 19, 2025 -
High 8.8
Type Confusion in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to perform arbitrary read/write …
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High 8.8
SuiteCRM < 7.12.6 Type Confusion via 'deleteAttachment' Functionality
SuiteCRM versions prior to 7.12.6 contain a type confusion vulnerability within the processing of the ‘module’ parameter within the ‘deleteAttachment’ functionality. Successful exploitation allows remote unauthenticated attackers to alter database objects inc…
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High 8.1CVE-2025-62518 Public exploit
astral-tokio-tar Vulnerable to PAX Header Desynchronization
astral-tokio-tar is a tar archive reading/writing library for async Rust. Versions of astral-tokio-tar prior to 0.5.6 contain a boundary parsing vulnerability that allows attackers to smuggle additional archive entries by exploiting inconsistent PAX/ustar hea…
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.