{"items":[{"id":"NVI-00015259","kind":"vulnerability","title":"Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9pf5-hg6p-4pwp","CVE-2026-70599"],"plain_summary":"GitHub lists this reviewed advisory for electron, electron, electron, electron. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-071c47731d66554caf8e0b7eeb3fc479"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-05T15:36:09.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4bab06429532231c025dc60c6c9270c0"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.193%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.09144. Missing scores are unknown.","source_id":"sr-071c47731d66554caf8e0b7eeb3fc479"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-4bab06429532231c025dc60c6c9270c0","url":"https://github.com/advisories/GHSA-9pf5-hg6p-4pwp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9pf5-hg6p-4pwp","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:09.980Z"},{"id":"sr-071c47731d66554caf8e0b7eeb3fc479","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-70599","publisher":"FIRST EPSS","observed_at":"2026-11-04T23:33:33.063Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":["< 39.8.7"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 40.0.0-alpha.1, < 40.9.0"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 41.0.0-alpha.1, < 41.2.0"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 42.0.0-alpha.1, < 42.0.0-beta.1"]}],"null_published_at":"2026-11-06T07:24:11.271Z","source_updated_at":"2026-08-05T15:36:09.000Z","source_disclosed_at":"2026-08-05T15:36:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-11-03T09:58:09.980Z"},{"id":"NVI-00015259","kind":"vulnerability","title":"Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9pf5-hg6p-4pwp","CVE-2026-70599"],"plain_summary":"GitHub lists this reviewed advisory for electron, electron, electron, electron. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-05T15:36:09.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4bab06429532231c025dc60c6c9270c0"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-4bab06429532231c025dc60c6c9270c0","url":"https://github.com/advisories/GHSA-9pf5-hg6p-4pwp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9pf5-hg6p-4pwp","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:09.980Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":["< 39.8.7"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 40.0.0-alpha.1, < 40.9.0"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 41.0.0-alpha.1, < 41.2.0"]},{"certainty":"source_listed","source_ids":["sr-4bab06429532231c025dc60c6c9270c0"],"technology":"electron","known_exclusions":[],"conditions_summary":"### Impact\nFor serial-port and media (camera / microphone) permission checks made from an iframe, the `requestingOrigin` passed to `session.setPermissionCheckHandler` was the top-level frame's origin rather than the requesting frame's. Origin-based handler logic could therefore grant a cross-origin iframe device access intended only for the top-level origin.\n\nApps are only affected if they use `setPermissionCheckHandler` with origin-based logic and embed cross-origin iframes with delegated device permissions. Apps that base the decision on `details.securityOrigin`, or that do not embed such iframes, are not affected.\n\n### Workarounds\nCheck `details.securityOrigin` instead of `requestingOrigin` for these permissions, or do not delegate device permissions to untrusted iframes.\n\n### Fixed Versions\n* `42.0.0-beta.1`\n* `41.2.0`\n* `40.9.0`\n* `39.8.7`\n\n### For more information\nIf you have any questions or comments about this advisory, email Electron at security@electronjs.org","public_affected_ranges":[">= 42.0.0-alpha.1, < 42.0.0-beta.1"]}],"null_published_at":"2026-11-03T10:03:26.565Z","source_updated_at":"2026-08-05T15:36:09.000Z","source_disclosed_at":"2026-08-05T15:36:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-03T09:58:09.980Z"}],"next_cursor":null,"snapshot_revision":"40769"}