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CVE-2025-57846

• Severity: high (CVSS 8.5 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-27 · updated 2026-06-17
• Weakness: CWE-276

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.

Affected products

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

References

• https://jvn.jp/en/jp/JVN55678602/
• 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

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