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Medium severity5.4NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026

CVE-2021-40377

CVE-2021-40377

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Smartertools/Smartermail2 versions
    cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:*range: >=16.0.6345,<16.3.7866
    • (no CPE)range: <=16.x before build 7866

Patches

Vulnerability mechanics

References

1

News mentions

0

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