CVE-2026-82358

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82357

RT-Labs AB C-Open CANopen contains a NULL pointer dereference if the LSS protocol is used to configure the device. An object defined by the user application may not have all required subindexes for object 0x1018. An unauthenticated, remote attacker with access to the CAN bus, through a compromise...

EUVD-2026-91024

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO Service Data Object server implementation 'src/cosdoserver.c' that fails to properly validate write permissions when processing download-segment frames. An unauthenticated attacker on the CAN bus can initiate an SDO upload fo...

CVE-2026-82357

The RT-Labs AB C-Open CANopen software contains a NULL pointer dereference vulnerability occurring when the LSS protocol is utilized to configure the device. The root cause is triggered if a user-defined application object lacks all required subindexes for object 0x1018 . An unauthenticated, remo...

EUVD-2026-91022

RT-Labs AB C-Open CANopen contains a NULL pointer dereference if the LSS protocol is used to configure the device. An object defined by the user application may not have all required subindexes for object 0x1018. An unauthenticated, remote attacker with access to the CAN bus, through a compromise...