CVE-2025-52691—SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability

漏洞名称

SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability

描述

SmarterTools SmarterMail contains an unrestricted upload of file with dangerous type vulnerability that could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution.

已知用于勒索软件活动吗？

勒索软件状态：

KNOWN

采集行动

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

其他说明

• https://www.smartertools.com/smartermail/release-notes/current
• https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2025-124/
• https://nvd.nist.gov/vuln/detail/CVE-2025-52691

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• Warlock Ransomware Breaches SmarterTools Through Unpatched SmarterMail ServerFebruary 10, 2026
• Over 6,000 SmarterMail servers exposed to automated hijacking attacks January 27, 2026

相关 CWE

• CWE-434