CyberRota Analysis
This is a critical severity vulnerability with a CVSS score of 9.1. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
GitHub PoC Links
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2026-22855
Severity
CRITICAL
CVSS
9.1
EPSS
0.76%
Original NVD Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap out-of-bounds read occurs in the smartcard SetAttrib path when cbAttrLen does not match the actual NDR buffer length. This vulnerability is fixed in 3.20.1.
Related CVEs
Other vulnerabilities affecting the same vendor(s)