CVE-2026-22858 - FreeRDP has a global-buffer-overflow in crypto_base64_decode - Complete Guide

CVE ID : CVE-2026-22858 Published : Jan. 14, 2026, 6:16 p.m. | 1 hour, 28 minutes ago Description : 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 <=Severity: 5.6 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...

Source: Telegram CVE Monitor