CVE-2023-53933
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-17

Last updated on: 2025-12-24

Assigner: VulnCheck

Description
Serendipity 2.4.0 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files with .phar extension. Attackers can upload files with system command payloads to the media upload endpoint and execute arbitrary commands on the server.
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Meta Information
Published
2025-12-17
Last Modified
2025-12-24
Generated
2026-06-16
AI Q&A
2025-12-18
EPSS Evaluated
2026-06-14
NVD
CVE-2023-53933
EUVD
EUVD-2023-60198
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
s9y serendipity 2.4.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-434 The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.
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Executive Summary

This vulnerability in Serendipity 2.4.0 allows authenticated attackers to upload malicious PHP files with a .phar extension through the media upload endpoint. These files can contain system command payloads, enabling attackers to execute arbitrary commands on the server remotely.

Impact Analysis

The vulnerability can lead to remote code execution on the server, allowing attackers to run arbitrary system commands. This can compromise the server's security, potentially leading to data theft, server control loss, service disruption, or further attacks within the network.

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