{"id":"CVE-2026-27814","state":"PUBLISHED","title":"EVerest EvseManager phase-switch path has unsynchronized shared-state access race condition","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.","publishedAt":"2026-03-26T16:27:54.306Z","updatedAt":"2026-03-26T18:50:34.592Z","severity":{"score":4.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["EVerest everest-core"],"affected":[{"vendor":"EVerest","product":"everest-core","versions":[{"version":"< 2026.02.0","status":"affected"}]}],"references":["https://github.com/EVerest/EVerest/security/advisories/GHSA-5528-wc53-v557"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/27xxx/CVE-2026-27814.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27814","state":"PUBLISHED","datePublished":"2026-03-26T16:27:54.306Z","dateUpdated":"2026-03-26T18:50:34.592Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-24T02:31:33.268Z"},"containers":{"cna":{"title":"EVerest EvseManager phase-switch path has unsynchronized shared-state access race condition","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"EVerest","product":"everest-core","versions":[{"version":"< 2026.02.0","status":"affected"}]}],"references":[{"url":"https://github.com/EVerest/EVerest/security/advisories/GHSA-5528-wc53-v557","name":"https://github.com/EVerest/EVerest/security/advisories/GHSA-5528-wc53-v557","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"ADJACENT_NETWORK","availabilityImpact":"LOW","baseScore":4.2,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-362","lang":"en","description":"CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-26T16:27:54.306Z"},"source":{"advisory":"GHSA-5528-wc53-v557","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-26T18:50:27.710064Z","id":"CVE-2026-27814","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-26T18:50:34.592Z"}}]}}}