FreeRDP RDP Client Code Execution

The vulnerability of the cliprdrserverreceivepdu function in the RDP client FreeRDP is related to buffer overflows in dynamic memory during the processing of the capabilitySetLength parameter. Exploiting this vulnerability allows a remote attacker to execute arbitrary code and cause service...

CVE-2026-44420 FreeRDP cliprdr server heap-buffer-overflow via undersized capabilitySetLength in CB_CLIP_CAPS

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, a malicious RDP client can trigger a heap-buffer-overflow write in FreeRDP's server-side clipboard cliprdr channel by sending a CBCLIPCAPS PDU with a too-small capabilitySetLength. This can crash the server process...

CVE-2026-44420 FreeRDP cliprdr server heap-buffer-overflow via undersized capabilitySetLength in CB_CLIP_CAPS

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, a malicious RDP client can trigger a heap-buffer-overflow write in FreeRDP's server-side clipboard cliprdr channel by sending a CBCLIPCAPS PDU with a too-small capabilitySetLength. This can crash the server process...

FreeRDP security vulnerabilities

FreeRDP is an open-source RDP protocol implementation developed by the FreeRDP team. Versions of FreeRDP prior to 3.26.0 contained security vulnerabilities. These vulnerabilities stemmed from malicious RDP clients being able to trigger a heap buffer overflow write in the server-side clipboard...