CVE-2025-62708mediumCWE-409

pypdf manipulated LZWDecode streams can exhaust RAM

13Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 6.6epss 0.4%

probabilidad de explotación

0.4%top 66% de las CVE

explotación observada

noninguna fuente lo reporta

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: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

Productos afectados

py-pdf · pypdf

Referencias

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