# CVE-2025-47749: Use after free in V-SFT

> Attackers can execute arbitrary code or disclose information by tricking users into opening malicious V7 or V8 files in V-SFT software.

- **Severity:** High 8.4 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 19 May 2025
- **Updated:** 19 May 2025
- **Also known as:** GHSA-mr4j-xfv9-w967

## What is CVE-2025-47749?

CVE-2025-47749 is a high-severity use after free vulnerability in FUJI ELECTRIC CO., LTD. V-SFT, published on 19 May 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

V-SFT v6.2.5.0 and earlier contains an issue with free of pointer not at start of buffer in VS6EditData.dll!CWinFontInf::WinFontMsgCheck function. Opening specially crafted V7 or V8 files may lead to crash, information disclosure, and arbitrary code execution.

Weakness: CWE-763 (Release of Invalid Pointer or Reference), CWE-761 (Free of Pointer not at Start of Buffer)

## Which versions are affected by CVE-2025-47749?

It affects 1 product.


Products: Fujielectric Monitouch V-Sft.

## How do I fix CVE-2025-47749?

No fix has been published for CVE-2025-47749 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-47749 being exploited?

There is no known exploitation of CVE-2025-47749 in the wild and no public exploit code.

## Other vulnerabilities in FUJI ELECTRIC CO., LTD. V-SFT

- [CVE-2017-9659](https://insights.sbomify.com/CVE-2017-9659/): Memory corruption in n/a (high 8.8)
- [CVE-2017-9660](https://insights.sbomify.com/CVE-2017-9660/): Memory corruption in n/a (high 8.8)
- [CVE-2024-5597](https://insights.sbomify.com/CVE-2024-5597/): Fuji Electric Monitouch V-SFT Type Confusion (high 8.5)
- [CVE-2024-34171](https://insights.sbomify.com/CVE-2024-34171/): Fuji Electric Monitouch V-SFT Stack-Based Buffer Overflow (high 8.5)
- [CVE-2024-5271](https://insights.sbomify.com/CVE-2024-5271/): Fuji Electric Monitouch V-SFT Access of Resource Using Incompatible Type ('Type Confusion') (high 8.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-47749 and fix it if it is affected.

What it is: CVE-2025-47749 is a high-severity use after free vulnerability in FUJI ELECTRIC CO., LTD. V-SFT, published on 19 May 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2025-47749 in the wild and no public exploit code.

Affected product: FUJI ELECTRIC CO., LTD. V-SFT. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2025-47749/ (Markdown: https://insights.sbomify.com/CVE-2025-47749/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-47749
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-47749
- OSV: https://osv.dev/vulnerability/CVE-2025-47749

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-47749/
Summaries are generated and may contain mistakes; the official description above is the record.