Use-After-Free Vulnerability in Application by Affected Vendor
CVE-2026-42958

8.4HIGH

Key Information:

Vendor

Labcenter

Status
Proteus
Vendor
CVE Published:
7 July 2026

What is CVE-2026-42958?

This vulnerability allows for potential memory corruption through the use-after-free flaw within the application, particularly when processing specially crafted files. An attacker could leverage this vulnerability to execute arbitrary code within the context of the affected process, creating significant security risks.

Affected Version(s)

Proteus 9.1_SP4_Build-42914

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-1...
government-resource

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Michael Heinzl reported these vulnerabilities to CISA.
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