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High-risk vulnerability digests

CVE-2025-52691

  • KEV
  • Ransomware

SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability

Details

CISA date
2026-01-26
Affected versions
SmarterMail
Summary
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.
Remediation
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Exploit info
No exploit-tagged NVD references in our cache; see the CISA KEV link below.

View on NVD  ·  CISA KEV catalog

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Information is aggregated from multiple authoritative sources for convenience; verify with NVD and vendors before operational decisions.