CVE-2026-27814: everest everest-core Race Condition
CVSS: 4.2v3.1MediumAnalyzed
Published 26-03-2026Last modified 26-03-2026
Vulnerability summary
CVE-2026-27814 is a medium (CVSS 4.2) Race Condition vulnerability in everest everest-core. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 4% of scored vulnerabilities.
CVSS score
4.2/10
010
Medium · v3.1 (CVE.org)EPSS score
0.15%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 26-03-2026PublishedVulnerability first disclosed.
- 26-03-2026Last modifiedVulnerability information updated.
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 metrics
2 scores · 2 sources · 1 versionMedium 4.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:LSourcesAll 2 agree
- NVDNIST4.2MediumCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
EPSS trend
Probability
0.15%
Chance of exploitation in the next 30 days
Percentile
4%
Versus all other CVEs
30-day change
+0.02 pp
From 0.13% on 19-09-2026
19-09-202619-10-2026
EPSS score0.15%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Everest1 product
- everest-core< 2026.02.0
Linuxfoundation1 product
- everest< 2026.02.0
2 vendors · 2 products
References
1 links- github.com/EVerest/EVerest/security/advisories/GHSA-5528-wc53-v557X Refsource CONFIRMVendor Advisory