Vulnerability · Published Jul 7, 2026 · Assigned by icscert

CVE-2026-42958Use After Free in Labcenter Proteus

High 7.8

In plain English

A high-severity use-after-free in Proteus from Labcenter. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.2%top 91.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The application contains a use-after-free vulnerability that can be exploited to cause memory corruption while parsing specially crafted files. This could allow an attacker to execute arbitrary code in the context of the current process.

Affected products (as reported)

Vendor	Product	Versions
Labcenter	Proteus	9.1_SP4_Build-42914

Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-188-06 government-resource