CVE-2026-5493

HIGH

Labcenter Electronics Proteus PDSPRJ File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Title source: cna
STIX 2.1

Description

Labcenter Electronics Proteus PDSPRJ File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Labcenter Electronics Proteus. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PDSPRJ files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25718.

References (1)

Core 1
Core References
X_Research Advisory x_research-advisory
ZDI-26-255
https://www.zerodayinitiative.com/advisories/ZDI-26-255/

Scores

CVSS v3 7.8
EPSS 0.0027
EPSS Percentile 17.7%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (2)
labcenter/proteus 8.17 sp5
Labcenter Electronics/Proteus 8.17 SP5
Published Apr 11, 2026
Tracked Since Apr 11, 2026