CVE-2026-46543

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 peer can crash any full node by sending a RequestBatchSet message containing the genesis block's hash. The handler calls getepochchunks which iterates...

CVE-2026-46543

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 peer can crash any full node by sending a RequestBatchSet message containing the genesis block's hash. The handler calls getepochchunks which iterates...

GHSA-VGHX-352F-93JM nimiq-blockchain: Genesis batch set request

Impact A remote peer can crash any full node by sending a RequestBatchSet message containing the genesis block's hash. The handler calls getepochchunks which iterates backwards through macro blocks using Policy::macroblockbefore. When it reaches the genesis block number, macroblockbefore panics...

PT-2026-42671

Name of the Vulnerable Software and Affected Versions Nimiq versions prior to 1.5.0 Description A remote peer can cause a full node to crash by sending a RequestBatchSet message that includes the hash of the genesis block. This occurs because the handler invokes the get epoch chunks function, whi...