{"items":[{"id":"NVI-00013850","kind":"vulnerability","title":"deepstream: PATCH_MULTI action bypasses Valve permission system allowing unauthorized record writes","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-89vx-jh4q-vg3w","CVE-2026-63116"],"plain_summary":"GitHub lists this reviewed advisory for @deepstream/server. 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-0d6b81b5455939133e3b68be1770292f"],"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":"2026-09-22T19:56:34.000Z","value":"8.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0f1645d21a585dba1a9ec420e19a5a50"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.506%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.43225. Missing scores are unknown.","source_id":"sr-0d6b81b5455939133e3b68be1770292f"}],"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-0f1645d21a585dba1a9ec420e19a5a50","url":"https://github.com/advisories/GHSA-89vx-jh4q-vg3w","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-89vx-jh4q-vg3w","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T14:29:31.527Z"},{"id":"sr-0d6b81b5455939133e3b68be1770292f","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-2026-63116","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.860Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0f1645d21a585dba1a9ec420e19a5a50"],"technology":"@deepstream/server","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `RECORD_ACTION.PATCH_MULTI` action is not registered in the Valve permission system's `RULES_MAP` (`src/services/permission/valve/rules-map.ts`). When `ConfigPermission.canPerformAction()` is called for a PATCH_MULTI message, `getRulesForMessage()` returns `null` because the action is missing from the map. This triggers an unconditional allow (`callback(..., null, true)`), completely bypassing all configured Valve permission rules.\n\nAny authenticated user — regardless of their configured permissions — can write arbitrary data to any record using the PATCH_MULTI action.\n\n## Root Cause\n\nIn `src/services/permission/valve/rules-map.ts` lines 38-54, the `RULES_MAP[TOPIC.RECORD].actions` dictionary maps record actions to permission rule types. The actions registered include: SUBSCRIBE, SUBSCRIBEANDHEAD, SUBSCRIBEANDREAD, READ, HEAD, LISTEN, CREATE, UPDATE, PATCH, NOTIFY, DELETE, ERASE. However, `RECORD_ACTION.PATCH_MULTI` is **absent** from this map.\n\nWhen `getRulesForMessage()` at line 86-99 encounters an action not in the map, it returns `null`. In `config-permission.ts` at line 88-93, when `ruleSpecification === null`, the callback is invoked with `true` (allow) uncond","public_affected_ranges":["= 10.1.0"]}],"null_published_at":"2026-11-04T10:04:47.591Z","source_updated_at":"2026-09-22T19:56:34.000Z","source_disclosed_at":"2026-09-22T19:56:34.000Z","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":"2026-11-01T14:29:31.527Z"},{"id":"NVI-00013850","kind":"vulnerability","title":"deepstream: PATCH_MULTI action bypasses Valve permission system allowing unauthorized record writes","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-89vx-jh4q-vg3w","CVE-2026-63116"],"plain_summary":"GitHub lists this reviewed advisory for @deepstream/server. 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-0f1645d21a585dba1a9ec420e19a5a50"],"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":"2026-09-22T19:56:34.000Z","value":"8.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0f1645d21a585dba1a9ec420e19a5a50"}],"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-0f1645d21a585dba1a9ec420e19a5a50","url":"https://github.com/advisories/GHSA-89vx-jh4q-vg3w","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-89vx-jh4q-vg3w","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T14:29:31.527Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0f1645d21a585dba1a9ec420e19a5a50"],"technology":"@deepstream/server","known_exclusions":[],"conditions_summary":"## Summary\n\nThe `RECORD_ACTION.PATCH_MULTI` action is not registered in the Valve permission system's `RULES_MAP` (`src/services/permission/valve/rules-map.ts`). When `ConfigPermission.canPerformAction()` is called for a PATCH_MULTI message, `getRulesForMessage()` returns `null` because the action is missing from the map. This triggers an unconditional allow (`callback(..., null, true)`), completely bypassing all configured Valve permission rules.\n\nAny authenticated user — regardless of their configured permissions — can write arbitrary data to any record using the PATCH_MULTI action.\n\n## Root Cause\n\nIn `src/services/permission/valve/rules-map.ts` lines 38-54, the `RULES_MAP[TOPIC.RECORD].actions` dictionary maps record actions to permission rule types. The actions registered include: SUBSCRIBE, SUBSCRIBEANDHEAD, SUBSCRIBEANDREAD, READ, HEAD, LISTEN, CREATE, UPDATE, PATCH, NOTIFY, DELETE, ERASE. However, `RECORD_ACTION.PATCH_MULTI` is **absent** from this map.\n\nWhen `getRulesForMessage()` at line 86-99 encounters an action not in the map, it returns `null`. In `config-permission.ts` at line 88-93, when `ruleSpecification === null`, the callback is invoked with `true` (allow) uncond","public_affected_ranges":["= 10.1.0"]}],"null_published_at":"2026-11-02T10:00:37.159Z","source_updated_at":"2026-09-22T19:56:34.000Z","source_disclosed_at":"2026-09-22T19:56:34.000Z","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":"2026-11-01T14:29:31.527Z"}],"next_cursor":null,"snapshot_revision":"42594"}