{"id":"CVE-2026-46545","aliases":["GHSA-mw3q-r9wh-h2ff"],"url":"https://o3.security/vulnerability/CVE-2026-46545","summary":"nimiq-primitives: Panic DoS in trie chunk processing via ROOT-keyed item","details":"Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.5.0, a remote, unauthenticated denial-of-service vulnerability in MerkleRadixTrie::put_chunk allows any state-sync peer to crash any node performing state synchronization (freshly joining nodes and recovering nodes). This issue has been patched in version 1.5.0.","published":"2026-06-09T23:47:51.072Z","modified":"2026-08-12T03:51:13.453044230Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.00339,"percentile":0.26667,"asOf":"2026-08-12"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"nimiq-primitives","fixedVersion":"1.5.0"}],"fix":{"url":"https://github.com/nimiq/core-rs-albatross/pull/3762","label":"nimiq/core-rs-albatross#3762"},"references":[{"type":"WEB","url":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.5.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46545.json"},{"type":"ADVISORY","url":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-mw3q-r9wh-h2ff"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46545"},{"type":"FIX","url":"https://github.com/nimiq/core-rs-albatross/pull/3762"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:13.453044230Z"}}