---
cve: "CVE-2026-73373"
severity: "HIGH"
cvss: 8.9
epss: "31%"
vendor: "Joomla! Project"
kev: false
exploited: false
published: "2026-08-18 16:18:17"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-07T06:56:23+02:00"
---

# CVE-2026-73373

> 8.9 HIGH

## Beschreibung

Joomla! Core - [20260810] - Unrestricted uploads of SHTML files in Joomla 1.0.0-5.4.7, 6.0.0-6.1.2 - The default list of dangerous files did not include SHTML files. On servers that executed these files, that could lead to code execution.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
```

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

## Patch verfügbar (OSV)

- e08f97c45440266d7b51bcf1c0739e8f135bab0b (Commit)
- 0f2d4de4729eb951e0878fec98c7990da07915b2 (Commit)

## Referenzen

- <https://www.joomla.org/>
- <https://developer.joomla.org/security-centre/1077-20260810-core-unrestricted-uploads-of-shtml-files.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-73373) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_