CVE-2026-26986

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, railwindowfree dereferences a freed xfAppWindow pointer during HashTableFree cleanup because xfrailwindowcommon calls freeappWindow on title allocation failure without first removing the entry from the...

CVE-2026-26986

CVE-2026-26986 affects FreeRDP prior to version 3.23.0. The root cause is a use-after-free: during HashTable_Free cleanup, xf_rail_window_common frees appWindow without first removing the corresponding entry from the railWindows hash table, leaving a dangling pointer that is freed again on discon...

CVE-2026-26986 FreeRDP has heap-use-after-free in rail_window_free

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, railwindowfree dereferences a freed xfAppWindow pointer during HashTableFree cleanup because xfrailwindowcommon calls freeappWindow on title allocation failure without first removing the entry from the...

CVE-2026-25954 FreeRDP has heap-use-after-free in xf_rail_server_local_move_size

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

CVE-2026-25954

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, "xfrailserverlocalmovesize" dereferences a freed "xfAppWindow" pointer because "xfrailgetwindow" returns an unprotected pointer from the "railWindows" hash table, and the main thread can concurrently delete...

CVE-2026-25954 FreeRDP has heap-use-after-free in xf_rail_server_local_move_size

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

CVE-2026-25954

CVE-2026-25954 affects FreeRDP. The vulnerability arises in the RAIL path where xf_rail_get_window returns a pointer from the railWindows hash table that is freed by the main thread while the RAIL channel thread is still using it, allowing dereferencing of a freed xfAppWindow pointer. This race c...

CVE-2026-25954

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

EUVD-2026-8734

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

CVE-2026-25954 FreeRDP has heap-use-after-free in xf_rail_server_local_move_size

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

CVE-2026-25954

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverlocalmovesize dereferences a freed xfAppWindow pointer because xfrailgetwindow returns an unprotected pointer from the railWindows hash table, and the main thread can concurrently delete the wind...

CVE-2026-25952

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfSetWindowMinMaxInfo dereferences a freed xfAppWindow pointer because xfrailgetwindow in xfrailserverminmaxinfo returns an unprotected pointer from the railWindows hash table, and the main thread can...

CVE-2026-25952 FreeRDP has heap-use-after-free in xf_SetWindowMinMaxInfo

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfSetWindowMinMaxInfo dereferences a freed xfAppWindow pointer because xfrailgetwindow in xfrailserverminmaxinfo returns an unprotected pointer from the railWindows hash table, and the main thread can...

CVE-2026-25952 FreeRDP has heap-use-after-free in xf_SetWindowMinMaxInfo

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfSetWindowMinMaxInfo dereferences a freed xfAppWindow pointer because xfrailgetwindow in xfrailserverminmaxinfo returns an unprotected pointer from the railWindows hash table, and the main thread can...

CVE-2026-25952

CVE-2026-25952 : FreeRDP before 3.23.0 dereferences a freed xfAppWindow pointer when xf_rail_get_window returns an unprotected pointer from the railWindows hash, with the main thread potentially deleting the window while the RAIL channel thread still uses it. This use-after-free vulnerability aff...

EUVD-2026-8731

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverexecuteresult indexes the global errorcodenames array 7 elements, indices 0–6 with an unchecked execResult-execResult value received from the server, allowing an out-of-bounds read when the serve...

CVE-2026-25942 FreeRDP has global-buffer-overflow in xf_rail_server_execute_result

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfrailserverexecuteresult indexes the global errorcodenames array 7 elements, indices 0–6 with an unchecked execResult-execResult value received from the server, allowing an out-of-bounds read when the serve...

CVE-2026-25942

FreeRDP (client side) has a vulnerability in the xf_rail_server_execute_result path where an unchecked execResult->execResult is used as an index into error_code_names[] (7 elements, indices 0–6), enabling an out-of-bounds read when execResult >= 7. Affected versions are prior to 3.23.0; ve...

PT-2026-29003

Уязвимость функции rail window free RDP-клиента FreeRDP связана с использованием памяти после её освобождения. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, вызвать отказ в обслуживании...

PT-2026-28995

Уязвимость функций xf SetWindowMinMaxInfo, xf rail get window RDP-клиента FreeRDP связана с использованием памяти после её освобождения. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, оказать воздействие на конфиденциальность, целостность и доступность защищаемой...