{"items":[{"id":"NVI-00009049","kind":"vulnerability","title":"LangGraph JavaScript custom authentication may permit cross-user Store access","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4hm6-w6qq-w73v","CVE-2026-118668"],"plain_summary":"GitHub lists this reviewed advisory for langgraph-api. 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-9adcd0475f5d8c9cb3d32b1cb1af0b68"],"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":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.369%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.30767. Missing scores are unknown.","source_id":"sr-9adcd0475f5d8c9cb3d32b1cb1af0b68"}],"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-8e751a0024ccd947701cbea16c97ae97","url":"https://github.com/advisories/GHSA-4hm6-w6qq-w73v","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4hm6-w6qq-w73v","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:08.420Z"},{"id":"sr-9adcd0475f5d8c9cb3d32b1cb1af0b68","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-2026-118668","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8e751a0024ccd947701cbea16c97ae97"],"technology":"langgraph-api","known_exclusions":[],"conditions_summary":"## Summary\n\nLangGraph deployments using JavaScript or TypeScript custom authentication may fail to apply Store authorization changes returned by an authorization handler. In affected deployments, an authenticated user may be able to access Store data outside their authorized namespace.\n\n## Required conditions\n\nA deployment is affected only when all of the following conditions apply:\n\n- It uses an affected `langgraph-api` version.\n- It runs JavaScript or TypeScript custom authentication.\n- Its Store authorization handler relies on rewriting the requested namespace to restrict each user to their own data.\n- The attacker can authenticate as an ordinary user.\n- Multiple users' data is stored through the affected authorization path.\n\nPython custom authentication handlers are not affected. JavaScript or TypeScript handlers that reject unauthorized namespace requests instead of rewriting them are also not affected.\n\nThe attack does not require administrator privileges, user interaction, a race condition, or the bypass of another mitigation.\n\n## Impact\n\nAn authenticated user may be able to read, overwrite, search, or delete Store data belonging to another user.\n\n## Patches\n\nThe issue is fi","public_affected_ranges":[">= 0.1.2, < 0.15.0"]}],"null_published_at":"2026-11-04T02:53:03.166Z","source_updated_at":"2026-10-28T21:09:43.000Z","source_disclosed_at":"2026-10-28T21:09:42.000Z","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":"2026-10-31T21:56:08.420Z"},{"id":"NVI-00009049","kind":"vulnerability","title":"LangGraph JavaScript custom authentication may permit cross-user Store access","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4hm6-w6qq-w73v","CVE-2026-118668"],"plain_summary":"GitHub lists this reviewed advisory for langgraph-api. 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-8e751a0024ccd947701cbea16c97ae97"],"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-8e751a0024ccd947701cbea16c97ae97","url":"https://github.com/advisories/GHSA-4hm6-w6qq-w73v","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4hm6-w6qq-w73v","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:08.420Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8e751a0024ccd947701cbea16c97ae97"],"technology":"langgraph-api","known_exclusions":[],"conditions_summary":"## Summary\n\nLangGraph deployments using JavaScript or TypeScript custom authentication may fail to apply Store authorization changes returned by an authorization handler. In affected deployments, an authenticated user may be able to access Store data outside their authorized namespace.\n\n## Required conditions\n\nA deployment is affected only when all of the following conditions apply:\n\n- It uses an affected `langgraph-api` version.\n- It runs JavaScript or TypeScript custom authentication.\n- Its Store authorization handler relies on rewriting the requested namespace to restrict each user to their own data.\n- The attacker can authenticate as an ordinary user.\n- Multiple users' data is stored through the affected authorization path.\n\nPython custom authentication handlers are not affected. JavaScript or TypeScript handlers that reject unauthorized namespace requests instead of rewriting them are also not affected.\n\nThe attack does not require administrator privileges, user interaction, a race condition, or the bypass of another mitigation.\n\n## Impact\n\nAn authenticated user may be able to read, overwrite, search, or delete Store data belonging to another user.\n\n## Patches\n\nThe issue is fi","public_affected_ranges":[">= 0.1.2, < 0.15.0"]}],"null_published_at":"2026-10-31T22:13:31.271Z","source_updated_at":"2026-10-28T21:09:43.000Z","source_disclosed_at":"2026-10-28T21:09:42.000Z","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":"2026-10-31T21:56:08.420Z"}],"next_cursor":null,"snapshot_revision":"40769"}