What’s Vulnerable › Vulnerabilities

CVE-2026-37534

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-01 · updated 2026-06-17
• Weakness: CWE-191

Description

Integer underflow vulnerability in Open-SAE-J1939 thru commit b6caf884df46435e539b1ecbf92b6c29b345bdfe (2025-11-30) in SAE_J1939_Read_Transport_Protocol_Data_Transfer,allows attackers to write to arbitrary memory via crafted sequence number from the CAN frame.

References

• https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381
• https://github.com/DanielMartensson/Open-SAE-J1939

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