EVerest has race-condition-induced std::map corruption in OCPP 1.6 evse_soc_map

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-26072",
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "dateUpdated": "2026-03-26T18:48:59.324Z",
    "dateReserved": "2026-02-10T18:01:31.901Z",
    "datePublished": "2026-03-26T14:50:15.206Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M",
        "dateUpdated": "2026-03-26T14:50:15.206Z"
      },
      "title": "EVerest has race-condition-induced std::map corruption in OCPP 1.6 evse_soc_map",
      "descriptions": [
        {
          "lang": "en",
          "value": "EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race leading to `std::map<std::optional>` concurrent access (container/optional corruption possible). The trigger is EV SoC update with powermeter periodic update and unplugging/SessionFinished status. Version 2026.02.0 patches the issue."
        }
      ],
      "affected": [
        {
          "vendor": "EVerest",
          "product": "everest-core",
          "versions": [
            {
              "version": "< 2026.02.0",
              "status": "affected"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')",
              "cweId": "CWE-362",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://github.com/EVerest/EVerest/security/advisories/GHSA-9xwc-49c4-p79v",
          "name": "https://github.com/EVerest/EVerest/security/advisories/GHSA-9xwc-49c4-p79v",
          "tags": [
            "x_refsource_CONFIRM"
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "attackVector": "PHYSICAL",
            "attackComplexity": "HIGH",
            "privilegesRequired": "NONE",
            "userInteraction": "NONE",
            "scope": "UNCHANGED",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "availabilityImpact": "HIGH",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM"
          }
        }
      ]
    },
    "adp": [
      {
        "providerMetadata": {
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP",
          "dateUpdated": "2026-03-26T18:48:59.324Z"
        },
        "title": "CISA ADP Vulnrichment",
        "metrics": [
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}