What is CVE-2025-68138?

CVE-2025-68138 is a medium-severity vulnerability in Everest Everest-Core, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.7/10. Published 2026-01-21.

How severe is CVE-2025-68138?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Resource exhaustion in Everest Everest-Core

CVE-2025-68138

EVerest is an EV charging software stack, and EVerest libocpp is a C++ implementation of the Open Charge Point Protocol. In libocpp prior to version 0.30.1, pointers returned by the `strdup` calls are never freed. At each connection attempt, the newly allocated memory area will be leaked, potentially causing memory exhaustion and denial of service. Version 0.30.1 fixes the issue.

Published 2026-01-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.002 (6.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Everest Everest-Core — versions libocpp < 0.30.1
Linuxfoundation Libocpp

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

github.com/EVerest/everest-core/security/advisories/GHSA-f8c2-44c3-7v55 (Vendor Advisory)
github.com/EVerest/libocpp/blob/89c7b62ec899db637f43b54f19af2c4af30cfa66/lib/oc… (Product)

Frequently asked questions

What is CVE-2025-68138?: CVE-2025-68138 is a medium-severity vulnerability in Everest Everest-Core, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.7/10. Published 2026-01-21.
How severe is CVE-2025-68138?: Medium severity. CVSS v3 base score is 4.7 out of 10.