Medium severity · published Mar 26, 2026
CVE-2026-27814
EVerest EvseManager phase-switch path has unsynchronized shared-state access race condition
4.2
CVSS
0.1%
EPSS
No
On KEV
Description
EVerest is an EV charging software stack. Versions prior to 2026.02.0 have a data race (C++ UB) triggered by an A 1-phase ↔ 3-phase switch request (`ac_switch_three_phases_while_charging`) during charging/waiting executes concurrently with the state machine loop. Version 2026.02.0 contains a patch.
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Adjacent
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EV
everest-core · EVerest
< 2026.02.0 · source: vendor
EV
Everest · Linuxfoundation
before 2026.02.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-27814
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-27814
Vendor Advisory
https://github.com/EVerest/EVerest/security/advisories/GHSA-5528-wc53-v557
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