PT-2026-26191 · Pypi+1 · Pypdf+1

Kule500 · Publicado 2026-01-01 · Atualizado 2026-06-04 · CVE-2026-33123

Positive Technologies (AI Summary)

CVSS v2.0

7.8

Alta

Vetor base

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.9.1

Description pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.1 allow an attacker to create a malicious PDF that can cause prolonged runtimes and/or significant memory usage. Exploitation requires accessing an array-based stream containing numerous entries. The issue has been addressed in version 6.9.1.

Recommendations Upgrade to pypdf version 6.9.1 or later.

Exploit

Correção

DoS

Resource Exhaustion

Enumeração de Fraquezas

CWE-407

CWE-400

Identificadores relacionados

BDU:2026-07265

CVE-2026-33123

GHSA-QPXP-75PX-XJCP

OPENSUSE-SU-2026:10402-1

OPENSUSE-SU-2026:10403-1

OPENSUSE-SU-2026:20430-1

Produtos afetados

Red Os

Pypdf

Referências · 26

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33123.json · Exploit
• https://github.com/py-pdf/pypdf · Nota
• https://github.com/py-pdf/pypdf/security/advisories/GHSA-qpxp-75px-xjcp · Aviso do Fabricante
• https://github.com/py-pdf/pypdf/releases/tag/6.9.1 · Nota
• https://github.com/py-pdf/pypdf/pull/3686 · Correção
• https://osv.dev/vulnerability/openSUSE-SU-2026:10403-1 · Aviso do Fabricante
• https://twitter.com/VulmonFeeds/status/2034990039487156686 · Publicação no Twitter
• https://ubuntu.com/security/CVE-2026-33123 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2026-33123 · Nota
• https://twitter.com/CVEnew/status/2035626999247413610 · Publicação no Twitter
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-33123 · Aviso do Fabricante
• https://osv.dev/vulnerability/openSUSE-SU-2026:10402-1 · Aviso do Fabricante
• https://redos.red-soft.ru/search/?iblock_id=24&q=CVE-2026-33123 · Nota
• https://osv.dev/vulnerability/ROOT-APP-PYPI-CVE-2026-33123 · Aviso do Fabricante
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti-red-os-8-0/uyazvimost-python-pypdf2-cve-2026-33123-8.0 · Nota