FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, global-buffer-overflow was observed in FreeRDP's Base64 decoding path. The root cause appears to be implementation-defined char signedness: on Arm/AArch64 builds, plain char is treated as unsigned, so the guard c
VulnCheck: FreeRDP is
Vulnerability
CVE-2026-22858
VulnCheck
Refer to CVE-2026-22858 NVD advisory