CVE ID
CVE-2025-52691
Vulnerability Name
SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability
- Project: SmarterTools
- Product: SmarterMail
Date
- Date Added: 2026-01-26
- Due Date: 2026-02-16
Description
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.
Known To Be Used in Ransomware Campaigns?
Unknown
Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Additional Notes
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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