---
cve: "CVE-2026-103648"
severity: "CRITICAL"
cvss: 9.1
epss: "0.4%"
vendor: "demsking"
kev: false
exploited: false
published: "2026-10-02 16:16:44"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-10-09T07:31:22+02:00"
---

# CVE-2026-103648

> 9.1 CRITICAL

## Beschreibung

Path traversal in image-downloader 4.3.0 allows an attacker who can control the download URL to cause downloaded response data to be written outside the configured destination directory.

## CNA-Record (Kanon, cvelistV5)

- CNA: **GitLab**
- State: PUBLISHED
- Stand: 2026-10-03 15:52:55
- CNA-CVSS: **9.1** (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- fb4454304276e2439fb19b98836b3ba903b3aaea (Commit)

## Referenzen

- <https://gitlab.com/demsking/image-downloader/-/work_items/32>
- <https://gitlab.com/demsking/image-downloader/-/commit/fb4454304276e2439fb19b98836b3ba903b3aaea>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-103648/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_