Buffer overflow in Everest Everest-core

CVE-2026-27815

EVerest is an EV charging software stack. Prior to versions to 2026.02.0, ISO15118_chargerImpl::handle_session_setup copies a variable-length payment_options list into a fixed-size array of length 2 without bounds checking. With schema val…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (3.3th percentile) — read the EPSS interpretation.

Affected products

Everest Everest-core — versions < 2026.02.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

https://github.com/EVerest/EVerest/security/advisories/GHSA-7wmg-crc8-6xxf (x_refsource_CONFIRM)