CWE-494 204 CVEs MITRE definition ↗

CWE-494: Download of Code Without Integrity Check

Overview

CWE-494 (Download of Code Without Integrity Check) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language Not Language-Specific Undetermined

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2026-9037 2026-05-28 A firmware update mechanism in the affected charging controller fails to validate the authenticity of firmware packages delivered through the device's management interface. Because cryptographic signa…
CVE-2026-45058 2026-05-28 electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In 3.8.8 and earlier, there is persistent local-pty code execution via imported bookmarks or compromised sync …
CVE-2026-9089 2026-05-21 The ConnectWise Automate™ Agent does not fully verify the authenticity of components obtained during plugin loading and self-update operations. This issue is addressed in Automate 2026.5.
CVE-2026-42575 2026-05-09 apko allows users to build and publish OCI container images built from apk packages. Prior to version 1.2.7, apko verifies the signature on APKINDEX.tar.gz but never compares individually downloaded .…
CVE-2026-32148 2026-04-30 Insufficient Verification of Data Authenticity vulnerability in hexpm hex (Hex.RemoteConverger module) allows dependency integrity bypass via unverified lockfile checksums. Hex stores checksums for d…
CVE-2026-42249 2026-04-29 Ollama for Windows contains a Remote Code Execution vulnerability in its update mechanism due to improper handling of attacker‑controlled HTTP response headers. When downloading updates, the applicati…
CVE-2026-42248 2026-04-29 Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine uncon…
CVE-2025-10539 2026-04-28 Due to improper TLS certificate validation in the DeskTime Time Tracking App before version 1.3.674, attackers who can position themselves in the network path between the client and the DeskTime updat…
CVE-2026-40066 2026-04-17 Anviz CX2 Lite and CX7 are vulnerable to unverified update packages that can be uploaded. The device unpacks and executes a script resulting in unauthenticated remote code execution.
CVE-2026-3428 2026-04-16 A Download of Code Without Integrity Check vulnerability in the update modules in ASUS Member Center(华硕大厅) allows a local user to achieve privilege escalation to Administrator via exploitation of a Ti…
CVE-2026-34841 2026-04-06 Bruno is an open source IDE for exploring and testing APIs. Prior to 3.2.1, Bruno was affected by a supply chain attack involving compromised versions of the axios npm package, which introduced a hidd…
CVE-2026-30603 2026-04-02 An issue in the firmware update mechanism of Qianniao QN-L23PA0904 v20250721.1640 allows attackers to gain root access, install backdoors, and exfiltrate data via supplying a crafted iu.sh script cont…
CVE-2026-3502 2026-03-30 TrueConf Client downloads application update code and applies it without performing verification. An attacker who is able to influence the update delivery path can substitute a tampered update payload…
CVE-2026-33075 2026-03-20 FastGPT is an AI Agent building platform. In versions 4.14.8.3 and below, the fastgpt-preview-image.yml workflow is vulnerable to arbitrary code execution and secret exfiltration by any external contr…
CVE-2026-28500 2026-03-18 Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. In versions up to and including 1.20.1, a security control bypass exists in onnx.hub.load() due to improp…
CVE-2026-1878 2026-03-12 An Insufficient Integrity Verification vulnerability in the ASUS ROG peripheral driver installation process allows privilege escalation to SYSTEM. The vulnerability is due to improper access control o…
CVE-2026-3000 2026-03-02 IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary DLL files from a remot…
CVE-2026-2999 2026-03-02 IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from …
CVE-2025-47904 2026-02-24 Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.
CVE-2026-27180 2026-02-18 MajorDoMo (aka Major Domestic Module) is vulnerable to unauthenticated remote code execution through supply chain compromise via update URL poisoning. The saverestore module exposes its admin() method…

Previous names

  • Mobile Code: Invoking Untrusted Mobile Code (2008-04-11)
  • Download of Untrusted Mobile Code Without Integrity Check (2009-01-12)

Content submission

Name
CLASP
Date
2006-07-19
Version
Draft 3

Content modifications

Date Name Version Importance Comment
2008-07-01 Eric Dalci 1.0 updated Time_of_Introduction
2008-09-08 CWE Content Team 1.0 updated Relationships, Other_Notes, Taxonomy_Mappings
2009-01-12 CWE Content Team 1.2 updated Applicable_Platforms, Common_Consequences, Description, Name, Other_Notes, Potential_Mitigations, References, Relationships, Research_Gaps, Type
2009-03-10 CWE Content Team 1.3 updated Potential_Mitigations
2009-07-27 CWE Content Team 1.5 updated Description, Observed_Examples, Related_Attack_Patterns
2010-02-16 CWE Content Team 1.8 updated Detection_Factors, References, Relationships
2010-04-05 CWE Content Team 1.8.1 updated Applicable_Platforms
2010-06-21 CWE Content Team 1.9 updated Common_Consequences, Detection_Factors, Potential_Mitigations, References
2010-09-27 CWE Content Team 1.10 updated Potential_Mitigations, References
2010-12-13 CWE Content Team 1.11 updated Potential_Mitigations
2011-03-29 CWE Content Team 1.12 updated Demonstrative_Examples
2011-06-01 CWE Content Team 1.13 updated Common_Consequences, Relationships, Taxonomy_Mappings
2011-06-27 CWE Content Team 2.0 updated Relationships
2011-09-13 CWE Content Team 2.1 updated Potential_Mitigations, References
2012-05-11 CWE Content Team 2.2 updated References, Relationships, Taxonomy_Mappings
2012-10-30 CWE Content Team 2.3 updated Potential_Mitigations
2014-07-30 CWE Content Team 2.8 updated Relationships, Taxonomy_Mappings
2017-11-08 CWE Content Team 3.0 updated Modes_of_Introduction, References, Relationships
2019-01-03 CWE Content Team 3.2 updated Taxonomy_Mappings
2019-06-20 CWE Content Team 3.3 updated Related_Attack_Patterns, Relationships
2020-02-24 CWE Content Team 4.0 updated Demonstrative_Examples, Relationships
2020-08-20 CWE Content Team 4.2 updated Relationships
2020-12-10 CWE Content Team 4.3 updated Demonstrative_Examples
2021-03-15 CWE Content Team 4.4 updated References, Related_Attack_Patterns
2021-07-20 CWE Content Team 4.5 updated Demonstrative_Examples
2021-10-28 CWE Content Team 4.6 updated Observed_Examples, Relationships
2022-10-13 CWE Content Team 4.9 updated References, Related_Attack_Patterns
2023-01-31 CWE Content Team 4.10 updated Related_Attack_Patterns
2023-04-27 CWE Content Team 4.11 updated Detection_Factors, References, Relationships
2023-06-29 CWE Content Team 4.12 updated Mapping_Notes
2024-02-29 CWE Content Team 4.14 updated Demonstrative_Examples, Relationships
2025-09-09 CWE Content Team 4.18 updated Potential_Mitigations, References
2025-12-11 CWE Content Team 4.19 updated Relationships, Weakness_Ordinalities
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