What is CVE-2026-107894?

CVE-2026-107894 is a high-severity vulnerability in Fuji Electric Co., Ltd. / Hakko Electronics V-Sft, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-10-26.

How severe is CVE-2026-107894?

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

Buffer overflow in Fuji Electric Co., Ltd. / Hakko Electronics V-Sft

CVE-2026-107894

V-SFT provided by FUJI ELECTRIC CO., LTD. contains a stack-based buffer overflow vulnerability. Opening a crafted V7 file may lead to information exposure or arbitrary code execution on the affected product.

Vulnerability class: Buffer Overflow

Published 2026-10-26 · last modified 2026-10-26.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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

Fuji Electric Co., Ltd. / Hakko Electronics V-Sft

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

Frequently asked questions

What is CVE-2026-107894?: CVE-2026-107894 is a high-severity vulnerability in Fuji Electric Co., Ltd. / Hakko Electronics V-Sft, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-10-26.
How severe is CVE-2026-107894?: High severity. CVSS v3 base score is 7.8 out of 10.