What is CVE-2026-5494?

CVE-2026-5494 is a high-severity vulnerability in Labcenter Electronics Proteus, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-04-11.

How severe is CVE-2026-5494?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Labcenter Electronics Proteus

CVE-2026-5494

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. Use…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (21.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Labcenter Electronics Proteus — versions 8.17 SP5

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

ZDI-26-256 (x_research-advisory)

Frequently asked questions

What is CVE-2026-5494?: CVE-2026-5494 is a high-severity vulnerability in Labcenter Electronics Proteus, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-04-11.
How severe is CVE-2026-5494?: High severity. CVSS v3 base score is 7.8 out of 10.