---
cve: "CVE-2025-62708"
severity: "MEDIUM"
cvss: 6.6
epss: "0.4%"
vendor: "py-pdf"
kev: false
exploited: false
published: "2025-10-22 22:15:35"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-24T07:10:40+02:00"
---

# CVE-2025-62708

> 6.6 MEDIUM · 🧪 PoC

## Beschreibung

pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing the content stream of a page using the LZWDecode filter. This has been fixed in pypdf version 6.1.3.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 4a613f3fbe7af8ef65bbae740ceabe35310db4ee (Commit)
- e51d07807ffcdaf18077b9486dadb3dc05b368da (Commit)

## Referenzen

- <https://github.com/py-pdf/pypdf/security/advisories/GHSA-jfx9-29x2-rv3j>
- <https://github.com/py-pdf/pypdf/pull/3502>
- <https://github.com/py-pdf/pypdf/commit/e51d07807ffcdaf18077b9486dadb3dc05b368da>
- <https://github.com/py-pdf/pypdf/releases/tag/6.1.3>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-62708) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_