SmarterTools (SmarterMail) Data Breach

SmarterTools (SmarterMail) experienced a data breach that was reported on January 26, 2026. 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 se

Key Facts

Organization
SmarterTools (SmarterMail)
Date Reported
January 26, 2026
Incident Type
web app exploit
Industry
Technology
Severity Score
5/10
Confidence Level
high
Tags
web app exploit

Source

View original source - External link to primary source documentation

Understanding web app exploit Incidents

Web application exploits target vulnerabilities in websites and APIs. Secure development practices, WAFs, and penetration testing protect against these attacks.