CVE-2026-46545

high

Description

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.

References

https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-mw3q-r9wh-h2ff

https://github.com/nimiq/core-rs-albatross/releases/tag/v1.5.0

https://github.com/nimiq/core-rs-albatross/pull/3762

Details

Source: Mitre, NVD

Published: 2026-06-10

Updated: 2026-06-10

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00038