CVE-2023-49957

CVE-2023-49957 describes a vulnerability in Dalmann OCPP.Core before version 1.3.0, affecting the Open Charge Point Protocol (OCPP) for electric vehicles. This flaw allows multiple charging transactions to occur simultaneously using the same connectorId and idTag, contradicting expected protocol behavior. With a CVSS score of 7.5 (HIGH), this vulnerability has a network attack vector and low attack complexity, potentially leading to critical transaction management and billing errors. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.