CVE-2026-33699

HIGH

7.5

Beschreibung

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If users cannot upgrade yet, consider applying the changes from the patch manually.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht3/27/2026

Zuletzt geandert4/1/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

pypdf_project:pypdf

Schwachen (CWE)

CWE-835

Referenzen

https://github.com/py-pdf/pypdf/pull/3693(security-advisories@github.com)

https://github.com/py-pdf/pypdf/releases/tag/6.9.2(security-advisories@github.com)

https://github.com/py-pdf/pypdf/security/advisories/GHSA-87mj-5ggw-8qc3(security-advisories@github.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.