#VU122503 NULL pointer dereference in FreeRDP - CVE-2026-23948
Published: February 10, 2026
Vulnerability identifier: #VU122503
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-23948
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
FreeRDP
FreeRDP
Software vendor:
FreeRDP
FreeRDP
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in rdp_write_logon_info_v2(). A remote attacker can trick the victim into connecting to a malicious server and crash the application.
Remediation
Install updates from vendor's website.