{"id":"CVE-2026-46541","aliases":["EUVD-2026-35882","GHSA-ccqv-2c9q-mqw5"],"status":"published","title":"Nimiq network-libp2p: DHT query poisoning via first-record verification failure","description":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle_dht_get(), the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails (from a malicious DHT node), DhtResults is never created, and all subsequent valid records are discarded with \"DHT inconsistent state\" errors. This issue has been patched in version 1.4.0.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00346,"percentile":0.2843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-754"],"published":"2026-06-09T23:45:38Z","modified":"2026-10-28T02:30:36Z","products":[{"vendor":"nimiq","product":"core-rs-albatross"}],"references":[{"url":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-ccqv-2c9q-mqw5","tags":["x_refsource_CONFIRM","advisory"]},{"url":"https://github.com/nimiq/core-rs-albatross/pull/3707","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.4.0","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46541.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46541","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-46541","title":"Nimiq network-libp2p: DHT query poisoning via first-record verification failure","description":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle_dht_get(), the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails (from a malicious DHT node), DhtResults is never created, and all subsequent valid records are discarded with \"DHT inconsistent state\" errors. This issue has been patched in version 1.4.0.","status":"published","published":"2026-06-09T23:45:38.719Z","modified":"2026-06-10T18:10:17.632Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T13:46:55.086623Z"}],"euvd":[{"id":"EUVD-2026-35882","description":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle_dht_get(), the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails (from a malicious DHT node), DhtResults is never created, and all subsequent valid records are discarded with \"DHT inconsistent state\" errors. This issue has been patched in version 1.4.0.","status":"published","published":"2026-06-09T23:45:38Z","modified":"2026-06-10T18:10:17Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:44.937217Z"}],"nvd":[{"id":"CVE-2026-46541","description":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle_dht_get(), the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails (from a malicious DHT node), DhtResults is never created, and all subsequent valid records are discarded with \"DHT inconsistent state\" errors. This issue has been patched in version 1.4.0.","status":"published","published":"2026-06-10T00:16:54.367Z","modified":"2026-07-23T09:10:00.113Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:12:23.485267Z"}],"osv":[{"id":"CVE-2026-46541","title":"Nimiq network-libp2p: DHT query poisoning via first-record verification failure","description":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.4.0, iIn handle_dht_get(), the DhtResults accumulator is only initialized when the first DHT record passes verification. If the first record fails (from a malicious DHT node), DhtResults is never created, and all subsequent valid records are discarded with \"DHT inconsistent state\" errors. This issue has been patched in version 1.4.0.","status":"published","published":"2026-06-09T23:45:38.719Z","modified":"2026-10-28T02:30:36.587459496Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T15:45:05.870292Z"}]}}