SM
Product
Smartermail
by Smartertools · last CVE Oct 9, 2026
On CISA KEVExploited in the wildRansomware-linked
30
CVEs
3
On KEV
10.0
Max CVSS
3
New 30D
Severity mix
Critical 6High 5Medium 11Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-52691
RansomwareIn wildKEV
10.0
86%
Dec 29
Upload Arbitrary Files
Affected: SmarterMail versions Build 9406 and earlier
CVE-2026-24423
RansomwareIn wildKEV
9.8
88%
Jan 23
SmarterTools SmarterMail < Build 9511 Unauthenticated RCE via ConnectToHub API
Affected: before 100.0.9511
CVE-2026-23760
RansomwareIn wildKEV
9.8
96%
Jan 22
SmarterTools SmarterMail < Build 9511 Authentication Bypass via Password Reset API
Affected: before 100.0.9511
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