What is CVE-2026-67456?

CVE-2026-67456 is a medium-severity vulnerability in NVIDIA Warp, classified under Heap-based Buffer Overflow. CVSS score: 4.4/10. Published 2026-10-13.

How severe is CVE-2026-67456?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Buffer overflow in NVIDIA Warp

CVE-2026-67456

NVIDIA Warp contains a vulnerability where an attacker could cause a heap-based buffer overflow. A successful exploit of this vulnerability might lead to denial of service.

Vulnerability class: Buffer Overflow

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

NVIDIA Warp — versions 1.13.0, 1.14.0, 1.15.0

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

Frequently asked questions

What is CVE-2026-67456?: CVE-2026-67456 is a medium-severity vulnerability in NVIDIA Warp, classified under Heap-based Buffer Overflow. CVSS score: 4.4/10. Published 2026-10-13.
How severe is CVE-2026-67456?: Medium severity. CVSS v3 base score is 4.4 out of 10.