What is CVE-2026-40450?

CVE-2026-40450 is a medium-severity vulnerability in Samsung Open Source One, classified under Integer Overflow or Wraparound. CVSS score: 6.6/10. Published 2026-04-22.

How severe is CVE-2026-40450?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Integer overflow in Samsung Open Source One

CVE-2026-40450

Integer overflow in output tensor copy size calculation in Samsung Open Source ONE could cause incorrect copy length and memory corruption for oversized tensors. Affected version is prior to commit 1.30.0.

Vulnerability class: Integer Overflow

EPSS: 0.000 (0.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H.

Affected products

Samsung Open Source One — versions 1.30.0

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

github.com/Samsung/ONE/pull/16481

Frequently asked questions

What is CVE-2026-40450?: CVE-2026-40450 is a medium-severity vulnerability in Samsung Open Source One, classified under Integer Overflow or Wraparound. CVSS score: 6.6/10. Published 2026-04-22.
How severe is CVE-2026-40450?: Medium severity. CVSS v3 base score is 6.6 out of 10.