{"items":[{"id":"NVI-00005317","kind":"vulnerability","title":"PocketMine MP vulnerable to uncontrolled resource consumption via mismatched type of 'InventoryTransactionPacket'","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-42qm-8v8m-m78c","CVE-2023-54394"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 4.18.0-ALPHA2 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1c1819c85534860990b971b962fb981f"],"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":"2026-10-08T16:16:48.160Z","value":"4.3 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"},{"kind":"CVSS","as_of":"2026-10-08T16:16:48.160Z","value":"5.3 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.531%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.45033. Missing scores are unknown.","source_id":"sr-1c1819c85534860990b971b962fb981f"}],"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-8abcd7b465ada72518d60f0cb93f18fd","url":"https://github.com/advisories/GHSA-42qm-8v8m-m78c","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-42qm-8v8m-m78c","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.662Z"},{"id":"sr-503b32166ad4675f3264010f09cf94e6","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54394","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-54394","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:59.624Z"},{"id":"sr-1c1819c85534860990b971b962fb981f","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-2023-54394","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:57:29.219Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nA \"mismatch\" type `InventoryTransactionPacket` is sent by the client to request a resync of all currently open inventories.\n\nSince PocketMine-MP does not rate-limit these \"mismatch\" transactions, and the syncing of inventories is not deferred until, e.g. the end of the current tick, they can be used as a very cheap bandwidth multiplier by making the server send out many MB of data (network serialized inventory items can be very large, especially when dealing with large amounts of NBT).\n\nThis is not currently known to have been exploited in the wild.\n\n### Patches\nThis problem was fixed in 4.18.0-ALPHA2 by ca6d51498f12427a947467da8fcad7811418e6cc alongside the introduction of the `ItemStackRequest` system implementation.\n\n### Workarounds\nPlugins can handle `DataPacketReceiveEvent` for `InventoryTransactionPacket` and check if the type is `MismatchTransactionData`. If it is, apply some kind of rate limit (e.g. max 1 per tick).","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.18.0-ALPHA2"]}],"null_published_at":"2026-11-08T19:53:44.013Z","source_updated_at":"2026-09-10T03:56:11.632Z","source_disclosed_at":"2023-06-01T19:10:40.000Z","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":"2026-10-31T21:41:49.662Z"},{"id":"NVI-00005317","kind":"vulnerability","title":"PocketMine MP vulnerable to uncontrolled resource consumption via mismatched type of 'InventoryTransactionPacket'","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-42qm-8v8m-m78c","CVE-2023-54394"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 4.18.0-ALPHA2 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-1bcf3c60072abade68adb6d4c0b23733"],"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":"2026-10-08T16:16:48.160Z","value":"4.3 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"},{"kind":"CVSS","as_of":"2026-10-08T16:16:48.160Z","value":"5.3 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.531%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.4491. Missing scores are unknown.","source_id":"sr-1bcf3c60072abade68adb6d4c0b23733"}],"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-8abcd7b465ada72518d60f0cb93f18fd","url":"https://github.com/advisories/GHSA-42qm-8v8m-m78c","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-42qm-8v8m-m78c","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.662Z"},{"id":"sr-503b32166ad4675f3264010f09cf94e6","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54394","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-54394","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:59.624Z"},{"id":"sr-1bcf3c60072abade68adb6d4c0b23733","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-2023-54394","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:14:50.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nA \"mismatch\" type `InventoryTransactionPacket` is sent by the client to request a resync of all currently open inventories.\n\nSince PocketMine-MP does not rate-limit these \"mismatch\" transactions, and the syncing of inventories is not deferred until, e.g. the end of the current tick, they can be used as a very cheap bandwidth multiplier by making the server send out many MB of data (network serialized inventory items can be very large, especially when dealing with large amounts of NBT).\n\nThis is not currently known to have been exploited in the wild.\n\n### Patches\nThis problem was fixed in 4.18.0-ALPHA2 by ca6d51498f12427a947467da8fcad7811418e6cc alongside the introduction of the `ItemStackRequest` system implementation.\n\n### Workarounds\nPlugins can handle `DataPacketReceiveEvent` for `InventoryTransactionPacket` and check if the type is `MismatchTransactionData`. If it is, apply some kind of rate limit (e.g. max 1 per tick).","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.18.0-ALPHA2"]}],"null_published_at":"2026-11-07T14:01:58.721Z","source_updated_at":"2026-09-10T03:56:11.632Z","source_disclosed_at":"2023-06-01T19:10:40.000Z","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":"2026-10-31T21:41:49.662Z"},{"id":"NVI-00005317","kind":"vulnerability","title":"PocketMine MP vulnerable to uncontrolled resource consumption via mismatched type of 'InventoryTransactionPacket'","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-42qm-8v8m-m78c","CVE-2023-54394"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 4.18.0-ALPHA2 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-503b32166ad4675f3264010f09cf94e6"],"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":"2026-10-08T16:16:48.160Z","value":"4.3 MEDIUM (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"},{"kind":"CVSS","as_of":"2026-10-08T16:16:48.160Z","value":"5.3 MEDIUM (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-503b32166ad4675f3264010f09cf94e6"}],"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-8abcd7b465ada72518d60f0cb93f18fd","url":"https://github.com/advisories/GHSA-42qm-8v8m-m78c","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-42qm-8v8m-m78c","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.662Z"},{"id":"sr-503b32166ad4675f3264010f09cf94e6","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54394","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-54394","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:59.624Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nA \"mismatch\" type `InventoryTransactionPacket` is sent by the client to request a resync of all currently open inventories.\n\nSince PocketMine-MP does not rate-limit these \"mismatch\" transactions, and the syncing of inventories is not deferred until, e.g. the end of the current tick, they can be used as a very cheap bandwidth multiplier by making the server send out many MB of data (network serialized inventory items can be very large, especially when dealing with large amounts of NBT).\n\nThis is not currently known to have been exploited in the wild.\n\n### Patches\nThis problem was fixed in 4.18.0-ALPHA2 by ca6d51498f12427a947467da8fcad7811418e6cc alongside the introduction of the `ItemStackRequest` system implementation.\n\n### Workarounds\nPlugins can handle `DataPacketReceiveEvent` for `InventoryTransactionPacket` and check if the type is `MismatchTransactionData`. If it is, apply some kind of rate limit (e.g. max 1 per tick).","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.18.0-ALPHA2"]}],"null_published_at":"2026-11-02T10:00:44.547Z","source_updated_at":"2026-09-10T03:56:11.632Z","source_disclosed_at":"2023-06-01T19:10:40.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:49.662Z"},{"id":"NVI-00005317","kind":"vulnerability","title":"PocketMine MP vulnerable to uncontrolled resource consumption via mismatched type of 'InventoryTransactionPacket'","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-42qm-8v8m-m78c","CVE-2023-54394"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 4.18.0-ALPHA2 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"action_type":"vendor_patch","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-8abcd7b465ada72518d60f0cb93f18fd","url":"https://github.com/advisories/GHSA-42qm-8v8m-m78c","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-42qm-8v8m-m78c","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:49.662Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-8abcd7b465ada72518d60f0cb93f18fd"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nA \"mismatch\" type `InventoryTransactionPacket` is sent by the client to request a resync of all currently open inventories.\n\nSince PocketMine-MP does not rate-limit these \"mismatch\" transactions, and the syncing of inventories is not deferred until, e.g. the end of the current tick, they can be used as a very cheap bandwidth multiplier by making the server send out many MB of data (network serialized inventory items can be very large, especially when dealing with large amounts of NBT).\n\nThis is not currently known to have been exploited in the wild.\n\n### Patches\nThis problem was fixed in 4.18.0-ALPHA2 by ca6d51498f12427a947467da8fcad7811418e6cc alongside the introduction of the `ItemStackRequest` system implementation.\n\n### Workarounds\nPlugins can handle `DataPacketReceiveEvent` for `InventoryTransactionPacket` and check if the type is `MismatchTransactionData`. If it is, apply some kind of rate limit (e.g. max 1 per tick).","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.18.0-ALPHA2"]}],"null_published_at":"2026-10-31T22:13:01.459Z","source_updated_at":"2026-09-10T03:56:11.632Z","source_disclosed_at":"2023-06-01T19:10:40.000Z","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":"2026-10-31T21:41:49.662Z"}],"next_cursor":null,"snapshot_revision":"42594"}