{"items":[{"id":"NVI-00006834","kind":"vulnerability","title":"PocketMine-MP server crash with certain invalid JSON payloads in `LoginPacket` due to dependency vulnerability (again)","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-92jh-gwch-jq38","CVE-2023-54390"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp, 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 5.3.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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":"The original advisory lists fixed boundaries 4.23.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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-c75dd3e59bc1e167d22ab7d6ccbf02a0"],"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":"2026-10-08T16:16:47.707Z","value":"7.5 HIGH (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-66eae9cb920d6c32c596025bfa07bcb1"},{"kind":"CVSS","as_of":"2026-10-08T16:16:47.707Z","value":"8.7 HIGH (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-66eae9cb920d6c32c596025bfa07bcb1"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.609%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.49187. Missing scores are unknown.","source_id":"sr-c75dd3e59bc1e167d22ab7d6ccbf02a0"}],"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-c448fa3884461e8d31ba257725bf6fec","url":"https://github.com/advisories/GHSA-92jh-gwch-jq38","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-92jh-gwch-jq38","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.677Z"},{"id":"sr-66eae9cb920d6c32c596025bfa07bcb1","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54390","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-54390","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:59.624Z"},{"id":"sr-c75dd3e59bc1e167d22ab7d6ccbf02a0","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-2023-54390","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.3.1"]},{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.23.1"]}],"null_published_at":"2026-11-06T21:03:48.025Z","source_updated_at":"2026-09-10T03:56:09.396Z","source_disclosed_at":"2023-09-14T17:10:37.000Z","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":"2026-10-31T21:42:10.677Z"},{"id":"NVI-00006834","kind":"vulnerability","title":"PocketMine-MP server crash with certain invalid JSON payloads in `LoginPacket` due to dependency vulnerability (again)","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-92jh-gwch-jq38","CVE-2023-54390"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp, 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 5.3.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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":"The original advisory lists fixed boundaries 4.23.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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-66eae9cb920d6c32c596025bfa07bcb1"],"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":"2026-10-08T16:16:47.707Z","value":"7.5 HIGH (3.1)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-66eae9cb920d6c32c596025bfa07bcb1"},{"kind":"CVSS","as_of":"2026-10-08T16:16:47.707Z","value":"8.7 HIGH (4.0)","meaning":"disclosure@vulncheck.com severity; no combined Null risk score.","source_id":"sr-66eae9cb920d6c32c596025bfa07bcb1"}],"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-c448fa3884461e8d31ba257725bf6fec","url":"https://github.com/advisories/GHSA-92jh-gwch-jq38","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-92jh-gwch-jq38","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.677Z"},{"id":"sr-66eae9cb920d6c32c596025bfa07bcb1","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54390","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2023-54390","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:58:59.624Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.3.1"]},{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.23.1"]}],"null_published_at":"2026-11-02T20:21:10.305Z","source_updated_at":"2026-09-10T03:56:09.396Z","source_disclosed_at":"2023-09-14T17:10:37.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.677Z"},{"id":"NVI-00006834","kind":"vulnerability","title":"PocketMine-MP server crash with certain invalid JSON payloads in `LoginPacket` due to dependency vulnerability (again)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-92jh-gwch-jq38","CVE-2023-54390"],"plain_summary":"OSV carries this publisher advisory for pocketmine/pocketmine-mp, 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 5.3.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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":"The original advisory lists fixed boundaries 4.23.1 for pocketmine/pocketmine-mp. Confirm the publisher’s latest guidance.","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"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-c448fa3884461e8d31ba257725bf6fec","url":"https://github.com/advisories/GHSA-92jh-gwch-jq38","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-92jh-gwch-jq38","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.677Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0; fixed 5.3.1"]},{"certainty":"source_listed","source_ids":["sr-c448fa3884461e8d31ba257725bf6fec"],"technology":"pocketmine/pocketmine-mp","known_exclusions":[],"conditions_summary":"### Impact\nAn attacker could crash PocketMine-MP by sending malformed JSON in `LoginPacket`.\n\nThis happened due to the particular handling of NULL types in the json mapper which accepts NULL type values in typed arrays which PocketMine-MP did not expect.\n\n Code processing arrays in the JSON data could then crash due to unexpected `NULL` elements.\n\n### Patches\nThis problem was fixed in 5.3.1 and 4.23.1 by updating JsonMapper to include the following commit: pmmp/netresearch-jsonmapper@4f90e8dab1c9df331fad7d3d89823404e882668c\n\nAn upstream patch for this issue was proposed via https://github.com/cweiske/jsonmapper/pull/211; however, as of 2024-05-15, the patch has not been accepted upstream due to debate about how to deal with the behavior. For now, a fork of JsonMapper is used by PocketMine-MP to workaround the issue.\n\n### Workarounds\nA plugin may handle `DataPacketReceiveEvent` for `LoginPacket` and check that none of the input arrays contain `NULL` where it's not expected, but this is rather cumbersome.\n\n### References\nProposed upstream patch for a behavior change: https://github.com/cweiske/jsonmapper/pull/211","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.23.1"]}],"null_published_at":"2026-10-31T22:13:10.087Z","source_updated_at":"2026-09-10T03:56:09.396Z","source_disclosed_at":"2023-09-14T17:10:37.000Z","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":"2026-10-31T21:42:10.677Z"}],"next_cursor":null,"snapshot_revision":"42594"}