---
cve: "CVE-2026-42308"
severity: "MEDIUM"
cvss: 5.1
epss: "11%"
vendor: "python-pillow"
kev: false
exploited: false
published: "2026-05-09 06:16:09"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T09:18:57+02:00"
---

# CVE-2026-42308

> 5.1 MEDIUM · 🧪 PoC

## Beschreibung

Pillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 3c41c095064200a02672d89cc5ff629eaf4b0d4f (Commit)

## Referenzen

- <https://github.com/python-pillow/Pillow/security/advisories/GHSA-wjx4-4jcj-g98j>
- <https://github.com/python-pillow/Pillow/releases/tag/12.2.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-42308) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_