#VU118843 Resource exhaustion in PyPDF - CVE-2025-62708
Published: November 28, 2025
Vulnerability identifier: #VU118843
Vulnerability risk: Medium
CVSSv4.0: 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/U:Green
CVE-ID: CVE-2025-62708
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PyPDF
PyPDF
Software vendor:
Pypdf Project
Pypdf Project
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources within the LZWDecode filter. A remote attacker can pass a specially crafted PDF file to the application, trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.