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CVE-2023-53980

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Date: December 22, 2025

ProjectSend r1605 contains a remote code execution vulnerability that allows attackers to upload malicious files by manipulating file extensions. Attackers can upload shell scripts with disguised extensions through the upload.process.php endpoint to execute arbitrary commands on the server.

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2023-53980
https://www.projectsend.org/
https://www.exploit-db.com/exploits/51238
https://www.vulncheck.com/advisories/projectsend-remote-code-execution-via-file-extension-manipulation
https://www.mend.io/vulnerability-database/CVE-2023-53980

Severity Score

Weakness Type (CWE)

Unrestricted Upload of File with Dangerous Type

CWE-434

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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