CVE-2025-53909 (GCVE-0-2025-53909)
Vulnerability from cvelistv5
Published
2025-07-17 13:47
Modified
2025-07-17 19:54
Severity ?
CWE
  • CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine
Summary
mailcow: dockerized is an open source groupware/email suite based on docker. A Server-Side Template Injection (SSTI) vulnerability exists in versions prior to 2025-07 in the notification template system used by mailcow for sending quota and quarantine alerts. The template rendering engine allows template expressions that may be abused to execute code in certain contexts. The issue requires admin-level access to mailcow UI to configure templates, which are automatically rendered during normal system operation. Version 2025-07 contains a patch for the issue.
Impacted products
Vendor Product Version
mailcow mailcow-dockerized Version: < 2025-07
Create a notification for this product.
Show details on NVD website


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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