{"items":[{"id":"NVI-00011883","kind":"vulnerability","title":"msgpack5: Truncated map32 headers throw an unexpected error","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8f34-f56x-9xph","CVE-2026-107302"],"plain_summary":"GitHub lists this reviewed advisory for msgpack5. 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-18c016bee8591595553fe66eb4639778"],"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":"2026-10-19T19:29:00.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-505fa2f85b9a9ede2197948b65872747"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.520%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.44333. Missing scores are unknown.","source_id":"sr-18c016bee8591595553fe66eb4639778"}],"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-505fa2f85b9a9ede2197948b65872747","url":"https://github.com/advisories/GHSA-8f34-f56x-9xph","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8f34-f56x-9xph","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"},{"id":"sr-18c016bee8591595553fe66eb4639778","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-2026-107302","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:58:50.310Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-505fa2f85b9a9ede2197948b65872747"],"technology":"msgpack5","known_exclusions":[],"conditions_summary":"### Impact\n\nA truncated `map32` header causes an out-of-bounds buffer read and throws `RangeError` instead of `IncompleteBufferError`. Applications that rely on `IncompleteBufferError` to wait for additional bytes may terminate a request, stream, or worker unexpectedly. No adjacent memory is disclosed because the buffer implementation checks bounds.\n\n### Patches\n\nThe decoder now validates the complete five-byte `map32` header before reading its length and reports truncated input as `IncompleteBufferError`.\n\n### Workarounds\n\nRequire at least five bytes before decoding a value beginning with `0xdf`, or catch `RangeError` and treat it as incomplete input only for truncated `map32` headers.","public_affected_ranges":[">= 4.1.0, < 6.1.0"]}],"null_published_at":"2026-11-08T19:53:38.944Z","source_updated_at":"2026-10-19T19:29:00.000Z","source_disclosed_at":"2026-10-08T17:40:10.000Z","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":"2026-10-31T23:14:14.588Z"},{"id":"NVI-00011883","kind":"vulnerability","title":"msgpack5: Truncated map32 headers throw an unexpected error","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8f34-f56x-9xph","CVE-2026-107302"],"plain_summary":"GitHub lists this reviewed advisory for msgpack5. 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-1186ccfea5be9c62b694891387cf29e8"],"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":"2026-10-19T19:29:00.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-505fa2f85b9a9ede2197948b65872747"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.520%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.44205. Missing scores are unknown.","source_id":"sr-1186ccfea5be9c62b694891387cf29e8"}],"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-505fa2f85b9a9ede2197948b65872747","url":"https://github.com/advisories/GHSA-8f34-f56x-9xph","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8f34-f56x-9xph","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"},{"id":"sr-1186ccfea5be9c62b694891387cf29e8","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-2026-107302","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.839Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-505fa2f85b9a9ede2197948b65872747"],"technology":"msgpack5","known_exclusions":[],"conditions_summary":"### Impact\n\nA truncated `map32` header causes an out-of-bounds buffer read and throws `RangeError` instead of `IncompleteBufferError`. Applications that rely on `IncompleteBufferError` to wait for additional bytes may terminate a request, stream, or worker unexpectedly. No adjacent memory is disclosed because the buffer implementation checks bounds.\n\n### Patches\n\nThe decoder now validates the complete five-byte `map32` header before reading its length and reports truncated input as `IncompleteBufferError`.\n\n### Workarounds\n\nRequire at least five bytes before decoding a value beginning with `0xdf`, or catch `RangeError` and treat it as incomplete input only for truncated `map32` headers.","public_affected_ranges":[">= 4.1.0, < 6.1.0"]}],"null_published_at":"2026-11-04T10:04:47.608Z","source_updated_at":"2026-10-19T19:29:00.000Z","source_disclosed_at":"2026-10-08T17:40:10.000Z","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":"2026-10-31T23:14:14.588Z"},{"id":"NVI-00011883","kind":"vulnerability","title":"msgpack5: Truncated map32 headers throw an unexpected error","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8f34-f56x-9xph","CVE-2026-107302"],"plain_summary":"GitHub lists this reviewed advisory for msgpack5. 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-08560f5713e57ee9b732ca8c94e85bf7"],"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":"2026-10-19T19:29:00.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-505fa2f85b9a9ede2197948b65872747"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.520%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.44223. Missing scores are unknown.","source_id":"sr-08560f5713e57ee9b732ca8c94e85bf7"}],"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-505fa2f85b9a9ede2197948b65872747","url":"https://github.com/advisories/GHSA-8f34-f56x-9xph","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8f34-f56x-9xph","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"},{"id":"sr-08560f5713e57ee9b732ca8c94e85bf7","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-2026-107302","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.065Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-505fa2f85b9a9ede2197948b65872747"],"technology":"msgpack5","known_exclusions":[],"conditions_summary":"### Impact\n\nA truncated `map32` header causes an out-of-bounds buffer read and throws `RangeError` instead of `IncompleteBufferError`. Applications that rely on `IncompleteBufferError` to wait for additional bytes may terminate a request, stream, or worker unexpectedly. No adjacent memory is disclosed because the buffer implementation checks bounds.\n\n### Patches\n\nThe decoder now validates the complete five-byte `map32` header before reading its length and reports truncated input as `IncompleteBufferError`.\n\n### Workarounds\n\nRequire at least five bytes before decoding a value beginning with `0xdf`, or catch `RangeError` and treat it as incomplete input only for truncated `map32` headers.","public_affected_ranges":[">= 4.1.0, < 6.1.0"]}],"null_published_at":"2026-11-01T14:34:14.094Z","source_updated_at":"2026-10-19T19:29:00.000Z","source_disclosed_at":"2026-10-08T17:40:10.000Z","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":"2026-10-31T23:14:14.588Z"},{"id":"NVI-00011883","kind":"vulnerability","title":"msgpack5: Truncated map32 headers throw an unexpected error","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8f34-f56x-9xph","CVE-2026-107302"],"plain_summary":"GitHub lists this reviewed advisory for msgpack5. 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-505fa2f85b9a9ede2197948b65872747"],"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":"2026-10-19T19:29:00.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-505fa2f85b9a9ede2197948b65872747"}],"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-505fa2f85b9a9ede2197948b65872747","url":"https://github.com/advisories/GHSA-8f34-f56x-9xph","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8f34-f56x-9xph","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:14.588Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-505fa2f85b9a9ede2197948b65872747"],"technology":"msgpack5","known_exclusions":[],"conditions_summary":"### Impact\n\nA truncated `map32` header causes an out-of-bounds buffer read and throws `RangeError` instead of `IncompleteBufferError`. Applications that rely on `IncompleteBufferError` to wait for additional bytes may terminate a request, stream, or worker unexpectedly. No adjacent memory is disclosed because the buffer implementation checks bounds.\n\n### Patches\n\nThe decoder now validates the complete five-byte `map32` header before reading its length and reports truncated input as `IncompleteBufferError`.\n\n### Workarounds\n\nRequire at least five bytes before decoding a value beginning with `0xdf`, or catch `RangeError` and treat it as incomplete input only for truncated `map32` headers.","public_affected_ranges":[">= 4.1.0, < 6.1.0"]}],"null_published_at":"2026-11-01T01:03:56.613Z","source_updated_at":"2026-10-19T19:29:00.000Z","source_disclosed_at":"2026-10-08T17:40:10.000Z","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":"2026-10-31T23:14:14.588Z"}],"next_cursor":null,"snapshot_revision":"42594"}