---
cve: "CVE-2026-7233"
severity: "MEDIUM"
cvss: 4.8
epss: "0.2%"
vendor: "Artifex"
kev: false
exploited: false
published: "2026-04-28 07:16:04"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T22:37:30+02:00"
---

# CVE-2026-7233

> 4.8 MEDIUM · 🧪 PoC

## Beschreibung

A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet.

## CVSS-Vektor

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

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

## Referenzen

- <https://vuldb.com/vuln/359840>
- <https://vuldb.com/vuln/359840/cti>
- <https://vuldb.com/submit/802590>
- <https://bugs.ghostscript.com/show_bug.cgi?id=709328>
- <https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobread>
- <https://artifex.com/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-7233) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_