---
cve: "CVE-2026-42311"
severity: "HIGH"
cvss: 8.6
epss: "15%"
vendor: "python-pillow"
kev: false
exploited: false
published: "2026-05-09 06:16:10"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-09T14:37:35+02:00"
---

# CVE-2026-42311

> 8.6 HIGH · 🧪 PoC

## Beschreibung

Pillow is a Python imaging library. From version 10.3.0 to before version 12.2.0, processing a malicious PSD file could lead to memory corruption, potentially resulting in a crash or arbitrary code execution. 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:H/VI:H/VA:H/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)
- 58f9a1d166dcb0c274807d4423522d205b0c35ea (Commit)

## Referenzen

- <https://github.com/python-pillow/Pillow/security/advisories/GHSA-pwv6-vv43-88gr>
- <https://github.com/python-pillow/Pillow/pull/9520>
- <https://github.com/python-pillow/Pillow/commit/58f9a1d166dcb0c274807d4423522d205b0c35ea>
- <https://github.com/python-pillow/Pillow/releases/tag/12.2.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-42311) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_