Path traversal in FreeRDP - #VU152401
Published: September 28, 2026
Vulnerability identifier: #VU152401
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to improper limitation of a pathname to a restricted directory in convert_filedescriptors_to_file_list() when processing server-supplied clipboard file descriptors. A remote attacker can supply a crafted cFileName containing path traversal sequences to disclose sensitive information.
User interaction is required to paste the crafted clipboard entry into a file manager.
Affected software
FreeRDP
Remediation
Install security update from vendor's website.
FreeRDP - update to 3.32.0