Is CVE-2023-53980 actively exploited?

CVE-2023-53980 has no public evidence of in-the-wild exploitation as of 2025-12-26.

What is the CVSS score for CVE-2023-53980?

CVE-2023-53980 has a CVSS score of 8.7 (HIGH severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2023-53980?

Patch guidance is available from projectsend security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-53980.

Which products are affected by CVE-2023-53980?

1 product: projectsend projectsend.

Fix CVE-2023-53980 - HIGH projectsend projectsend

Description

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.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-434 · Unrestricted File Upload

Metadata

Primary Vendor: PROJECTSEND
Published: 12/22/2025
Last Modified: 12/26/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2023-53980

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary