PT-2025-43414 · Pypi · Pypdf

Published 2025-10-22 · Updated 2025-10-24 · CVE-2025-62708

Positive Technologies · (AI Summary)

CVSS v4.0

6.6

6.6

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.1.3

Description An attacker can create a malicious PDF file that causes excessive memory consumption when processed. This occurs when parsing the content stream of a page utilizing the LZWDecode filter.

Recommendations Update to pypdf version 6.1.3 or later.

Fix

Weakness Enumeration

CWE-409

Related Identifiers

CVE-2025-62708

GHSA-JFX9-29X2-RV3J

Affected Products

Pypdf

References · 13

• https://osv.dev/vulnerability/GHSA-jfx9-29x2-rv3j · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-62708 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-62708 · Security Note
• https://github.com/py-pdf/pypdf/security/advisories/GHSA-jfx9-29x2-rv3j · Note
• https://github.com/py-pdf/pypdf/pull/3502 · Note
• https://github.com/py-pdf/pypdf/releases/tag/6.1.3 · Note
• https://github.com/py-pdf/pypdf/commit/e51d07807ffcdaf18077b9486dadb3dc05b368da · Note
• https://github.com/py-pdf/pypdf · Note
• https://reddit.com/r/VulnMatter/comments/1oe66u4/resumen_diario_de_vulnerabilidades_23102025 · Reddit Post
• https://twitter.com/VulmonFeeds/status/1981143885087739989 · Twitter Post
• https://reddit.com/r/VulnMatter/comments/1oezejc/resumen_diario_de_vulnerabilidades_24102025 · Reddit Post
• https://twitter.com/CVEnew/status/1981219894327672977 · Twitter Post
• https://t.me/CVEtracker/35531 · Telegram Post