{"id":"EUVD-2026-98837","enisaUuid":"daa56659-a928-35e8-9f99-062277a25c8f","description":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 41.10.5, and 42.0.0-beta.2, Electron applications on macOS that use Squirrel.Mac-based automatic updates are vulnerable to a local race in the privileged ShipIt helper. The helper did not bind the validated update target to one canonical application-bundle path for the full installation, allowing a local attacker to redirect the root-level write so that it overwrites another application\u0027s files instead of the application that initiated the update. Applications on other platforms and macOS applications that do not use Squirrel.Mac-based automatic updates are not affected. This issue is fixed in versions 39.8.10, 41.10.5, and 42.0.0-beta.2.","datePublished":"Oct 13, 2026, 3:52:46 PM","dateUpdated":"Oct 13, 2026, 8:22:22 PM","baseScore":6.7,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","references":"https://github.com/electron/electron/security/advisories/GHSA-vv43-5jgx-7qv8\nhttps://github.com/electron/electron/pull/50745\nhttps://github.com/electron/electron/commit/01faabfc250801a980fc94d64608046c67fc1cd9\nhttps://github.com/electron/electron/commit/15e2928a5c5f01759107b414010e220d90d59cef\nhttps://github.com/electron/electron/commit/a0f9ff4cc0340545008424232d49caadd9c0c767\nhttps://github.com/electron/electron/commit/b8f25c4cedb2e0f5f475912b709aba19c57c26be\nhttps://github.com/electron/electron/releases/tag/v39.8.10\nhttps://github.com/electron/electron/releases/tag/v41.10.5\nhttps://github.com/electron/electron/releases/tag/v42.0.0-beta.2\n","aliases":"CVE-2026-102672\nGHSA-vv43-5jgx-7qv8\n","assigner":"GitHub_M","epss":0.09,"enisaIdProduct":[{"id":"8401118d-3587-3e94-bcd8-68ae3f93e21b","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"42.0.0-alpha.1, \u003c 42.0.0-beta.2"},{"id":"ab17150c-e43a-338b-81e6-f1a381d1edca","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"\u003c 39.8.10"},{"id":"b343e5aa-5c9e-3152-8ac6-64bbc1b6476f","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"40.0.0-alpha.1, \u003c 41.10.5"}],"enisaIdVendor":[{"id":"ccaba837-f5ae-3f1f-97f7-26d045a66aa9","vendor":{"name":"electron"}}],"enisaIdVulnerability":[{"id":"35e9c9d2-6ce2-3be2-8c65-ae67dd4e5351","vulnerability":{"id":"GHSA-vv43-5jgx-7qv8","description":"Electron: Local race condition in Squirrel.Mac update installation on macOS","datePublished":"Sep 29, 2026, 6:06:59 PM","dateUpdated":"Sep 29, 2026, 6:06:59 PM","baseScore":0.0,"references":"https://github.com/electron/electron/security/advisories/GHSA-vv43-5jgx-7qv8\nhttps://github.com/electron/electron/pull/50745\nhttps://github.com/electron/electron/commit/01faabfc250801a980fc94d64608046c67fc1cd9\nhttps://github.com/electron/electron/commit/15e2928a5c5f01759107b414010e220d90d59cef\nhttps://github.com/electron/electron/commit/a0f9ff4cc0340545008424232d49caadd9c0c767\nhttps://github.com/electron/electron/commit/b8f25c4cedb2e0f5f475912b709aba19c57c26be\nhttps://github.com/electron/electron\nhttps://github.com/electron/electron/releases/tag/v39.8.10\nhttps://github.com/electron/electron/releases/tag/v41.10.5\nhttps://github.com/electron/electron/releases/tag/v42.0.0-beta.2\n","enisa_id":"EUVD-2026-98837\n","aliases":"CVE-2026-102672\nGHSA-vv43-5jgx-7qv8\n","epss":0.0,"dataProcessed":"Oct 25, 2026, 2:01:46 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}},{"id":"4ed66297-5ea1-3e70-8a5a-a4934ba433ba","vulnerability":{"id":"CVE-2026-102672","description":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 41.10.5, and 42.0.0-beta.2, Electron applications on macOS that use Squirrel.Mac-based automatic updates are vulnerable to a local race in the privileged ShipIt helper. The helper did not bind the validated update target to one canonical application-bundle path for the full installation, allowing a local attacker to redirect the root-level write so that it overwrites another application\u0027s files instead of the application that initiated the update. Applications on other platforms and macOS applications that do not use Squirrel.Mac-based automatic updates are not affected. This issue is fixed in versions 39.8.10, 41.10.5, and 42.0.0-beta.2.","datePublished":"Oct 13, 2026, 3:52:46 PM","dateUpdated":"Oct 13, 2026, 8:22:22 PM","status":"PUBLISHED","baseScore":6.7,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","references":"https://github.com/electron/electron/security/advisories/GHSA-vv43-5jgx-7qv8\nhttps://github.com/electron/electron/pull/50745\nhttps://github.com/electron/electron/commit/01faabfc250801a980fc94d64608046c67fc1cd9\nhttps://github.com/electron/electron/commit/15e2928a5c5f01759107b414010e220d90d59cef\nhttps://github.com/electron/electron/commit/a0f9ff4cc0340545008424232d49caadd9c0c767\nhttps://github.com/electron/electron/commit/b8f25c4cedb2e0f5f475912b709aba19c57c26be\nhttps://github.com/electron/electron/releases/tag/v39.8.10\nhttps://github.com/electron/electron/releases/tag/v41.10.5\nhttps://github.com/electron/electron/releases/tag/v42.0.0-beta.2\n","enisa_id":"EUVD-2026-98837\n","assigner":"GitHub_M","epss":0.09,"dataProcessed":"Oct 29, 2026, 7:15:08 AM","vulnerabilityProduct":[{"id":"1b511e1c-03c6-334a-b0c6-e593aed31aee","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"42.0.0-alpha.1, \u003c 42.0.0-beta.2"},{"id":"8fe90002-80b9-3aa2-aa6b-81a249eda36b","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"40.0.0-alpha.1, \u003c 41.10.5"},{"id":"9222cfcf-51af-3b51-85de-78124d72995b","product":{"name":"electron","vendor":{"name":"electron"}},"product_version":"\u003c 39.8.10"}],"vulnerabilityVendor":[{"id":"db4f791d-4b11-3414-9374-a629826d0422","vendor":{"name":"electron"}}]}}],"enisaIdAdvisory":[]}