---
cve: "CVE-2023-53980"
severity: "HIGH"
cvss: 8.7
epss: "92%"
vendor: "projectsend"
kev: false
exploited: false
published: "2025-12-22 22:16:03"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T05:42:45+02:00"
---

# CVE-2023-53980

> 8.7 HIGH · 🧪 PoC

## Beschreibung

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-Vektor

```
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
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://www.exploit-db.com/exploits/51238>
- <https://www.projectsend.org/>
- <https://www.vulncheck.com/advisories/projectsend-remote-code-execution-via-file-extension-manipulation>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-53980) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_