CVE-2026-5493
Out-of-Bounds Write in Proteus PDSPRJ Parsing Enables RCE
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-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2026-5493 is a remote code execution vulnerability in Labcenter Electronics Proteus that occurs during the parsing of PDSPRJ files.
The vulnerability is caused by improper validation of user-supplied data, which leads to an out-of-bounds write past the end of an allocated buffer.
Exploitation requires user interaction, such as opening a malicious file or visiting a malicious webpage, and allows an attacker to execute arbitrary code with the privileges of the current process.
How can this vulnerability impact me? :
This vulnerability can allow an attacker to execute arbitrary code on your system with the same privileges as the affected application.
Successful exploitation can compromise the confidentiality, integrity, and availability of your system.
Because the attacker can run code remotely after user interaction, this could lead to unauthorized access, data theft, or disruption of services.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, avoid opening PDSPRJ files from untrusted sources or visiting untrusted webpages that may contain malicious files.
Ensure that users are aware of the risks of opening suspicious files or links, as exploitation requires user interaction.
Apply any available patches or updates from Labcenter Electronics Proteus once released to fix the improper validation issue.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided information does not specify any direct impact or implications of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.