CVE-2026-26071 PUBLISHED

EVerest: OCPP 2.0.1 EVCCID Data Race Leads to Heap Use‑After‑Free

Assigner: GitHub_M
Reserved: 10.02.2026 Published: 26.03.2026 Updated: 26.03.2026

EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race leading to std::string concurrent access. with heap-use-after-free possible. This is triggered by EVCCID update (EV/ISO15118) and OCPP session/authorization events. Version 2026.02.0 contains a patch.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 4.2

Attack Vector	Physical	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	EVerest
Product	everest-core
Versions	Version < 2026.02.0 is affected

References

https://github.com/EVerest/EVerest/security/advisories/GHSA-xww8-4hfx-9fjw

Problem Types

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE
CWE-416: Use After Free CWE