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CVE-2025-66224

OrangeHRM is Vulnerable to Code Execution Through Arbitrary File Write from Sendmail Parameter Injection

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.8
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

OrangeHRM is a comprehensive human resource management (HRM) system. From version 5.0 to 5.7, the application contains an input-neutralization flaw in its mail configuration and delivery workflow that allows user-controlled values to flow directly into the system’s sendmail command. Because these values are not sanitized or constrained before being incorporated into the command execution path, certain sendmail behaviors can be unintentionally invoked during email processing. This makes it possible for the application to write files on the server as part of the mail-handling routine, and in deployments where those files end up in web-accessible locations, the behavior can be leveraged to achieve execution of attacker-controlled content. The issue stems entirely from constructing OS-level command strings using unsanitized input within the mail-sending logic. This issue has been patched in version 5.8.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • orangehrm orangehrm

    From 5.0 · fixed in 5.8

References 2

GitHub · orangehrm/orangehrm

GitHub · richard-natan/PoC-CVE-2025-66224