{"api_version":"1","generated_at":"2026-08-06T00:25:28+00:00","cve":"CVE-2026-70597","urls":{"html":"https://cve.report/CVE-2026-70597","api":"https://cve.report/api/cve/CVE-2026-70597.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-70597","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-70597"},"summary":{"title":"Electron: Parent process code-sign check is spoofable","description":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, the check Electron uses on macOS to confirm it was launched by a same-signed parent process could be bypassed by a local process. Apps that enable fuse-based hardening restricting ELECTRON_RUN_AS_NODE and NODE_OPTIONS to same-signed parents rely on this check, and a local attacker could bypass it and run code inside the signed app, inheriting its TCC permissions and keychain access. This issue is fixed in 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-08-05 16:17:03","updated_at":"2026-08-05 16:17:03"},"problem_types":["CWE-367","CWE-367 CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"6.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","baseScore":6.3,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"6.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","data":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}}],"references":[{"url":"https://github.com/electron/electron/commit/0a6291a97d210db3733689e70a51f5711e38ed35","name":"https://github.com/electron/electron/commit/0a6291a97d210db3733689e70a51f5711e38ed35","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/electron/electron/security/advisories/GHSA-jm7p-cc5g-qwxx","name":"https://github.com/electron/electron/security/advisories/GHSA-jm7p-cc5g-qwxx","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-70597","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70597","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"electron","product":"electron","version":"affected < 39.8.8","platforms":[]},{"source":"CNA","vendor":"electron","product":"electron","version":"affected >= 40.0.0-alpha.1, < 40.9.0","platforms":[]},{"source":"CNA","vendor":"electron","product":"electron","version":"affected >= 41.0.0-alpha.1, < 41.2.1","platforms":[]},{"source":"CNA","vendor":"electron","product":"electron","version":"affected >= 42.0.0-alpha.1, < 42.0.0-beta.3","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-70597","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-08-05T15:33:51.512968Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-05T15:33:59.020Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"electron","vendor":"electron","versions":[{"status":"affected","version":"< 39.8.8"},{"status":"affected","version":">= 40.0.0-alpha.1, < 40.9.0"},{"status":"affected","version":">= 41.0.0-alpha.1, < 41.2.1"},{"status":"affected","version":">= 42.0.0-alpha.1, < 42.0.0-beta.3"}]}],"descriptions":[{"lang":"en","value":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, the check Electron uses on macOS to confirm it was launched by a same-signed parent process could be bypassed by a local process. Apps that enable fuse-based hardening restricting ELECTRON_RUN_AS_NODE and NODE_OPTIONS to same-signed parents rely on this check, and a local attacker could bypass it and run code inside the signed app, inheriting its TCC permissions and keychain access. This issue is fixed in 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-05T15:23:14.524Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/electron/electron/security/advisories/GHSA-jm7p-cc5g-qwxx","tags":["x_refsource_CONFIRM"],"url":"https://github.com/electron/electron/security/advisories/GHSA-jm7p-cc5g-qwxx"},{"name":"https://github.com/electron/electron/commit/0a6291a97d210db3733689e70a51f5711e38ed35","tags":["x_refsource_MISC"],"url":"https://github.com/electron/electron/commit/0a6291a97d210db3733689e70a51f5711e38ed35"}],"source":{"advisory":"GHSA-jm7p-cc5g-qwxx","discovery":"UNKNOWN"},"title":"Electron: Parent process code-sign check is spoofable"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-70597","datePublished":"2026-08-05T15:21:11.054Z","dateReserved":"2026-08-04T19:50:27.328Z","dateUpdated":"2026-08-05T15:33:59.020Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-05 16:17:03","lastModifiedDate":"2026-08-05 16:17:03","problem_types":["CWE-367","CWE-367 CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","baseScore":6.3,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":1,"impactScore":5.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-05T15:33:51.512968Z","id":"CVE-2026-70597","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"70597","Ordinal":"1","Title":"Electron: Parent process code-sign check is spoofable","CVE":"CVE-2026-70597","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"70597","Ordinal":"1","NoteData":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, the check Electron uses on macOS to confirm it was launched by a same-signed parent process could be bypassed by a local process. Apps that enable fuse-based hardening restricting ELECTRON_RUN_AS_NODE and NODE_OPTIONS to same-signed parents rely on this check, and a local attacker could bypass it and run code inside the signed app, inheriting its TCC permissions and keychain access. This issue is fixed in 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3.","Type":"Description","Title":"Electron: Parent process code-sign check is spoofable"}]}}}