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SmarterTools: actively exploited vulnerabilities

3 vulnerabilities in SmarterTools products (SmarterMail) are in CISA’s catalog of exploited vulnerabilities. Last added: February 5, 2026.

3 vulnerabilities added in the last 12 months
3 exploited vulnerabilities in the catalog, in total
0 added in the last 30 days

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Email 3 vulnerabilities

A high count also reflects how widely a product is deployed and how much attackers care about it: it is not a security rating.

Affected products

SmarterMail 3 vulnerabilities · Email

Name used by CISA: SmarterTools. Product families: indicative classification by this site.

Patch first

In the order of the main list (Patch first): recent additions first, then the most severe. The number is the rank within this SmarterTools list.

Rank 1SmarterTools SmarterMail
CVE-2025-52691
Ransomware
SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability
Added in the last 12 months: ranked by severity.
Added
Jan 26, 2026
CISA deadline
21 days
CVSS severity
10.0 (critical)
Rank 2SmarterTools SmarterMail
CVE-2026-24423
Ransomware
SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability
Added in the last 12 months: ranked by severity.
Added
Feb 5, 2026
CISA deadline
21 days
CVSS severity
9.8 (critical)
Rank 3SmarterTools SmarterMail
CVE-2026-23760
Ransomware
SmarterTools SmarterMail Authentication Bypass Using an Alternate Path or Channel Vulnerability
Added in the last 12 months: ranked by severity.
Added
Jan 26, 2026
CISA deadline
21 days
CVSS severity
9.8 (critical)

Indicative classification, based on the vendor and product names given by CISA. How products are classified.