{"id":"GHSA-pfmc-3mgc-p6fp","revision":null,"records":[{"revision":"03d5e45fd4d54d5f9fff1396059ad6c6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-70598","aliases":[],"title":"Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size","description":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. This issue is fixed in 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.","state":0,"publishedAt":"2026-08-05T15:27:24.392+00:00","modifiedAt":"2026-08-05T18:15:50.518+00:00","affected":[{"ecosystem":"Vendor product","name":"electron","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"electron\",\n                    \"product\": \"electron\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 39.8.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 40.0.0-alpha.1, < 40.9.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 41.0.0-alpha.1, < 41.2.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 42.0.0-alpha.1, < 42.0.0-beta.3\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L","score":3.9,"severity":"LOW"}],"references":["https://github.com/electron/electron/security/advisories/GHSA-pfmc-3mgc-p6fp","https://github.com/electron/electron/commit/2c24640e7b0b9c74fe9f44bce0fde138340ff4fb"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-70598","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-70598","identifiers":["CVE-2026-70598"]},"retained":false,"historicalAffected":[]},{"revision":"771ed45a3c2941deb2180e44341601d9","observedAt":"2026-11-09T15:06:36.224+00:00","statement":{"source":"euvd","id":"EUVD-2026-53420","aliases":["CVE-2026-70598","GHSA-pfmc-3mgc-p6fp"],"title":"Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. 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A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. This issue is fixed in 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L","score":3.9,"severity":null}],"references":["https://github.com/electron/electron/security/advisories/GHSA-pfmc-3mgc-p6fp","https://github.com/electron/electron/commit/2c24640e7b0b9c74fe9f44bce0fde138340ff4fb"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-53420","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Aug 5, 2026, 3:27:24 PM","dateUpdated":"Aug 5, 2026, 6:15:50 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. 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Prior to 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3, offscreen rendering frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing paint event images, disclosing memory or crashing the app. This issue is fixed in 39.8.10, 40.9.0, 41.2.1, and 42.0.0-beta.3.","state":0,"publishedAt":"2026-08-05T16:17:03.763+00:00","modifiedAt":"2026-10-08T13:54:22.953+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L","score":3.9,"severity":"LOW"}],"references":["https://github.com/electron/electron/commit/2c24640e7b0b9c74fe9f44bce0fde138340ff4fb","https://github.com/electron/electron/security/advisories/GHSA-pfmc-3mgc-p6fp"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-70598","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-125"],"productCriteria":["cpe:2.3:a:electronjs:electron:*:*:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha1:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha2:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha3:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha4:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha5:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:alpha6:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:beta1:*:*:*:node.js:*:*","cpe:2.3:a:electronjs:electron:42.0.0:beta2:*:*:*:node.js:*:*"],"sourceDates":{"published":"2026-08-05T16:17:03.763","lastModified":"2026-10-08T13:54:22.953"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-70598","identifiers":["CVE-2026-70598"]},"retained":false,"historicalAffected":[]},{"revision":"3d36468eb1f24ab2b2e0ee8e89728422","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-pfmc-3mgc-p6fp","aliases":["CVE-2026-70598"],"title":"Electron: Off-screen rendering trusts GPU-supplied geometry over shared-memory size","description":"### Impact\nIn offscreen rendering mode, frame data received from the GPU process was not fully validated by the main process. A compromised GPU process could cause the main process to read out-of-bounds memory while producing `paint` event images, disclosing memory or crashing the app.\n\nApps are only affected if they use offscreen rendering (`webPreferences.offscreen`) and an attacker has separately gained code execution in the GPU process. Apps that do not use offscreen rendering are not affected.\n\n### Workarounds\nThere are no app side workarounds, you must update to a patched version of Electron.\n\n### Fixed Versions\n* `42.0.0-beta.3`\n* `41.2.1`\n* `40.9.0`\n* `39.8.10`\n\n### For more information\nIf you have any questions or comments about this advisory, email us at [security@electronjs.org](mailto:security@electronjs.org)","state":0,"publishedAt":"2026-08-05T15:27:27+00:00","modifiedAt":"2026-08-05T15:41:04.556824+00:00","affected":[{"ecosystem":"npm","name":"electron","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"39.8.10"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"electron","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"40.0.0-alpha.1"},{"kind":"fixed","version":"40.9.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"electron","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"41.0.0-alpha.1"},{"kind":"fixed","version":"41.2.1"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"electron","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"42.0.0-alpha.1"},{"kind":"fixed","version":"42.0.0-beta.3"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"LOW"}],"references":["https://github.com/electron/electron/security/advisories/GHSA-pfmc-3mgc-p6fp","https://github.com/electron/electron/commit/2c24640e7b0b9c74fe9f44bce0fde138340ff4fb","https://github.com/electron/electron"],"sourceUrl":"https://github.com/advisories/GHSA-pfmc-3mgc-p6fp","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-pfmc-3mgc-p6fp","identifiers":["GHSA-pfmc-3mgc-p6fp","CVE-2026-70598"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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