{"items":[{"id":"NVI-00016427","kind":"vulnerability","title":"n8n: Cross-User Active Workflow ID and Lifecycle Event Disclosure via Missing userId Filter","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-65xw-2v52-jhxc","CVE-2026-86994"],"plain_summary":"GitHub lists this reviewed advisory for n8n, n8n, n8n. 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-6fe494a97c0b0fa5d220d516165b1ae3"],"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":[],"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-6fe494a97c0b0fa5d220d516165b1ae3","url":"https://github.com/advisories/GHSA-65xw-2v52-jhxc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-65xw-2v52-jhxc","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T22:54:05.264Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-6fe494a97c0b0fa5d220d516165b1ae3"],"technology":"n8n","known_exclusions":[],"conditions_summary":"## Impact\n\nThe endpoint `/rest/active-workflows` returned every active workflow ID on the instance to any member, regardless of sharing, and workflow activation, deactivation and publication push events were broadcast to every connected client, carrying workflow IDs, version IDs and activation-error detail across users. The patch scopes both the listing and the push events through the sharing service, so a user only sees workflows they can access.\n\n## Patches\n\nThe issue has been fixed in n8n versions 1.123.76, 2.37.7, and 2.38.2. Users should upgrade to one of these versions or later to remediate the vulnerability.\n\n## Workarounds\n\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict n8n instance access to fully trusted users only.\n- Avoid provisioning `global:member` accounts for untrusted users until the instance is patched.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","public_affected_ranges":["< 1.123.76"]},{"certainty":"source_listed","source_ids":["sr-6fe494a97c0b0fa5d220d516165b1ae3"],"technology":"n8n","known_exclusions":[],"conditions_summary":"## Impact\n\nThe endpoint `/rest/active-workflows` returned every active workflow ID on the instance to any member, regardless of sharing, and workflow activation, deactivation and publication push events were broadcast to every connected client, carrying workflow IDs, version IDs and activation-error detail across users. The patch scopes both the listing and the push events through the sharing service, so a user only sees workflows they can access.\n\n## Patches\n\nThe issue has been fixed in n8n versions 1.123.76, 2.37.7, and 2.38.2. Users should upgrade to one of these versions or later to remediate the vulnerability.\n\n## Workarounds\n\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict n8n instance access to fully trusted users only.\n- Avoid provisioning `global:member` accounts for untrusted users until the instance is patched.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","public_affected_ranges":[">= 2.38.0, < 2.38.2"]},{"certainty":"source_listed","source_ids":["sr-6fe494a97c0b0fa5d220d516165b1ae3"],"technology":"n8n","known_exclusions":[],"conditions_summary":"## Impact\n\nThe endpoint `/rest/active-workflows` returned every active workflow ID on the instance to any member, regardless of sharing, and workflow activation, deactivation and publication push events were broadcast to every connected client, carrying workflow IDs, version IDs and activation-error detail across users. The patch scopes both the listing and the push events through the sharing service, so a user only sees workflows they can access.\n\n## Patches\n\nThe issue has been fixed in n8n versions 1.123.76, 2.37.7, and 2.38.2. Users should upgrade to one of these versions or later to remediate the vulnerability.\n\n## Workarounds\n\nIf upgrading is not immediately possible, administrators should consider the following temporary mitigations:\n- Restrict n8n instance access to fully trusted users only.\n- Avoid provisioning `global:member` accounts for untrusted users until the instance is patched.\n\nThese workarounds do not fully remediate the risk and should only be used as short-term mitigation measures.","public_affected_ranges":[">= 2.0.0, < 2.37.7"]}],"null_published_at":"2026-11-04T10:04:27.943Z","source_updated_at":"2026-09-10T21:01:29.000Z","source_disclosed_at":"2026-09-10T21:01:27.000Z","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":"2026-11-01T22:54:05.264Z"}],"next_cursor":null,"snapshot_revision":"42594"}