CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.5. Public exploit code or proof-of-concept references have been detected in its references.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
Detected Signals
exploit
GitHub PoC Links
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2026-33123
Severity
MEDIUM
CVSS
6.5
EPSS
0.35%
Original NVD Description
pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.1 allow an attacker to craft a malicious PDF which leads to long runtimes and/or large memory usage. Exploitation requires accessing an array-based stream with many entries. This issue has been fixed in version 6.9.1.
Related CVEs
Other vulnerabilities affecting the same vendor(s)