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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 0 LOW 2

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 1 Information disclosure 0 Tampering 0 Denial of service 1 Spoofing 0 Cross-site scripting 0 SQL injection 0

Attack vector Network 0 Adjacent network 2 Local 0 Physical 0

Requirements No authentication 2 No user interaction 2

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Weakness (CWE) CWE-476 NULL Pointer Dereference 1 CWE-863 Incorrect Authorization 1

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Advisory: RT-Labs C-Open — url × Clear all filters

TI-2026-56788 CVE-2026-82358 · GHSA-grg4-frf9-pvw5

RT-Labs AB C-Open CANopen SDO Server Write Protection Bypass

Priority LOW 31

RT-Labs AB C-Open CANopen contains a write protection bypass in the SDO (Service Data Object) server implementation 'src/co_sdo_server.c' that fails to properly validate write permissions when processing download-segment…

CVSS 4.0HIGH 7.1· Adjacent network · No auth · No interaction · EPSS 0.00237 · Published 2026-10-01 · Fixed in 1.1.1 CWE-863

TI-2026-56787 CVE-2026-82357 · GHSA-h298-2mcm-v4fm

RT-Labs AB C-Open CANopen NULL pointer dereference

Priority LOW 31

RT-Labs AB C-Open CANopen contains a NULL pointer dereference if the LSS protocol is used to configure the device.

CVSS 4.0HIGH 7.1· Adjacent network · No auth · No interaction · EPSS 0.00287 · Published 2026-10-01 · Fixed in 1.1.1 CWE-476

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