---
cve: "CVE-2023-53930"
severity: "HIGH"
cvss: 7.1
epss: "0.4%"
vendor: "projectsend"
kev: false
exploited: false
published: "2025-12-17 23:15:52"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T02:39:44+02:00"
---

# CVE-2023-53930

> 7.1 HIGH · 🧪 PoC

## Beschreibung

ProjectSend r1605 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to download private files by manipulating the download ID parameter. Attackers can access any user's private files by changing the 'id' parameter in the download request to process.php.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/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/51400>
- <https://www.projectsend.org/>
- <https://www.vulncheck.com/advisories/projectsend-insecure-direct-object-reference-file-download-vulnerability>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-53930) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_