CVE-2025-52691
Unknown Unknown - Not Provided

Arbitrary File Upload in Mail Server Enables Remote Code Execution

Publication date: 2025-12-29

Last updated on: 2025-12-29

Assigner: CSA

Description
Successful exploitation of the vulnerability could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution.

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Meta Information

Published
2025-12-29
Last Modified
2025-12-29
Generated
2026-07-06
AI Q&A
2025-12-29
EPSS Evaluated
2026-07-05
NVD
CVE-2025-52691

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
smartertools smartermail 9413
smartertools smartermail 9406

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Exploitability

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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability allows an unauthenticated attacker to upload arbitrary files to any location on the mail server. This means the attacker can place malicious files on the server without needing to log in or have any privileges, potentially leading to remote code execution.

Impact Analysis

The impact of this vulnerability is severe. An attacker could execute arbitrary code remotely on the mail server, leading to full compromise of the server, data theft, disruption of mail services, and potentially using the server as a foothold to attack other systems.

Mitigation Strategies

Users and administrators should immediately update SmarterMail to version Build 9413, which contains the security fix for this vulnerability. This update mitigates the risk of arbitrary file uploads and potential remote code execution. [1]

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