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CVE-2025-49797

• 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: 2025-06-25 · updated 2026-06-17
• Weakness: CWE-552

Description

Multiple Brother driver installers for Windows contain a privilege escalation vulnerability. If exploited, an arbitrary program may be executed with the administrative privilege. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].

Affected products

• BROTHER INDUSTRIES, LTD. Multiple driver installers for Windows: see the information provided by the vendor
• Ricoh Company, Ltd. Multiple driver installers for Windows: see the information provided by the vendor
• Toshiba Tec Corporation Multiple driver installers for Windows: see the information provided by the vendor

References

• https://jvn.jp/en/vu/JVNVU91819309/
• https://support.brother.com/g/s/security/
• https://www.ricoh.com/products/security/vulnerabilities/vul?id=ricoh-2025-000009
• https://www.toshibatec.com/information/20250625_01.html

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