CVE-2026-5496
Type Confusion in Proteus PDSPRJ Parsing Enables Remote Code Execution
Publication date: 2026-04-11
Last updated on: 2026-04-27
Assigner: Zero Day Initiative
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| labcenter | proteus | 8.17 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-843 | 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2026-5496 is a remote code execution vulnerability found in Labcenter Electronics Proteus software, specifically in how it parses PDSPRJ files.
The vulnerability occurs because the software does not properly validate user-supplied data, which leads to a type confusion condition.
An attacker can exploit this flaw by tricking a user into visiting a malicious webpage or opening a malicious file, which then allows the attacker to execute arbitrary code within the context of the current process.
How can this vulnerability impact me? :
This vulnerability can have serious impacts because it allows remote attackers to execute arbitrary code on your system if you interact with malicious content.
- Attackers can gain control over the affected process, potentially leading to data theft, system compromise, or further malware installation.
- Since exploitation requires user interaction, users opening malicious files or visiting malicious websites are at risk.
The vulnerability has a high CVSS score of 7.8, indicating a high severity with impacts on confidentiality, integrity, and availability.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, avoid opening PDSPRJ files from untrusted or unknown sources and do not visit suspicious or untrusted webpages that may deliver malicious files.
Ensure that user interaction with potentially malicious content is minimized, as exploitation requires user action such as opening a malicious file or visiting a malicious page.