UpHeron
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Servers and applications

CVE-2021-40377

SmarterTools SmarterMail 16.x before build 7866 has stored XSS. The application fails to sanitize email content, thus allowing one to inject HTML and/or JavaScript into a page that will then be processed and stored by the application.

Severity
Medium 5.4
Published
8 Sept 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
16.3.7866
Sources
NVD

Affected software

SoftwareAffected versions
SmarterMailServers and applications · cpe:a:smartertools:smartermail
  • From 16.0.6345 before 16.3.7866

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-40377
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-40377