What is CVE-2026-26074?

CVE-2026-26074 is a high-severity vulnerability in Everest Everest-Core, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2026-03-26.

How severe is CVE-2026-26074?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Everest Everest-Core

CVE-2026-26074

EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race leading to possible `std::map<std::queue>` corruption. The trigger is CSMS GetLog/UpdateFirmware request (network) with an EVSE fault event (physical). This results in TSAN reports concurrent access (data race) to `event_queue`. Version 2026.2.0 contains a patch.

Vulnerability class: Race Condition

Published 2026-03-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

Everest Everest-Core — versions < 2026.02.0
Linuxfoundation Everest

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

github.com/EVerest/EVerest/security/advisories/GHSA-p3hg-vqgv-h524 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-26074?: CVE-2026-26074 is a high-severity vulnerability in Everest Everest-Core, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2026-03-26.
How severe is CVE-2026-26074?: High severity. CVSS v3 base score is 7.0 out of 10.