CVE-2026-40094 nimiq-blockchain: network-libp2p untrusted peer can crash address book via empty peer contact addresses

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and prior, network-libp2p discovery accepts signed PeerContact updates from untrusted peers and stores them in a peer contact book, eventually leading to address book crash. A PeerContact can...

CVE-2026-40094 nimiq-blockchain: network-libp2p untrusted peer can crash address book via empty peer contact addresses

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and prior, network-libp2p discovery accepts signed PeerContact updates from untrusted peers and stores them in a peer contact book, eventually leading to address book crash. A PeerContact can...

CVE-2026-40094 nimiq-blockchain: network-libp2p untrusted peer can crash address book via empty peer contact addresses

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and prior, network-libp2p discovery accepts signed PeerContact updates from untrusted peers and stores them in a peer contact book, eventually leading to address book crash. A PeerContact can...

CVE-2026-40092 nimiq-keys: Unchecked Ed25519 signature length in TaggedPublicKey::verify causes remote node panic via DHT

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and below, a malicious network peer can crash any Nimiq full node by publishing a crafted Kademlia DHT record. The maliciously crafted record would contain a TaggedSigned with a signature field...

CVE-2026-40092 nimiq-keys: Unchecked Ed25519 signature length in TaggedPublicKey::verify causes remote node panic via DHT

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and below, a malicious network peer can crash any Nimiq full node by publishing a crafted Kademlia DHT record. The maliciously crafted record would contain a TaggedSigned with a signature field...

EUVD-2026-31197

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and below, a malicious network peer can crash any Nimiq full node by publishing a crafted Kademlia DHT record. The maliciously crafted record would contain a TaggedSigned with a signature field...

CVE-2026-40092 nimiq-keys: Unchecked Ed25519 signature length in TaggedPublicKey::verify causes remote node panic via DHT

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and below, a malicious network peer can crash any Nimiq full node by publishing a crafted Kademlia DHT record. The maliciously crafted record would contain a TaggedSigned with a signature field...

CVE-2026-40092

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. In versions 1.3.0 and below, a malicious network peer can crash any Nimiq full node by publishing a crafted Kademlia DHT record. The maliciously crafted record would contain a TaggedSigned with a signature field...

Quantum Futures Interactive: A Live Demonstration of Post-Quantum Blockchain Security, Infrastructure Tradeoffs, and Sustainable Distributed Trust

Advances in quantum computing introduce long-term security challenges for widely deployed public-key cryptographic systems used across blockchain platforms and decentralized applications. Although post-quantum cryptography PQC standards are emerging, understanding quantum risk remains fragmented...

Smart Contract Security beyond Detection

Smart contract security has progressed from vulnerability detection toward a broader research agenda that includes semantic reasoning, automated repair, adversarial robustness, and real-time exploit detection. This paper develops a capstone-oriented research narrative around four directions:...

EtherRAT Distribution Spoofing Administrative Tools via GitHub Facades

Intro A sophisticated, high-resilience malicious campaign was identified by Atos Threat Research Center TRC in March 2026. This operation specifically targets the high-privilege professional accounts of enterprise administrators, DevOps engineers, and security analysts by impersonating...

CVE-2026-34066

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

CVE-2026-34066

The CVE affects the nimiq-blockchain Rust implementation. Before v1.3.0, HistoryStore::put_historic_txns asserts invariants on HistoricTransaction.block_number (must be within the macro block and same epoch). During history sync, a peer can influence the history input to Blockchain::push_history_...

CVE-2026-34066 nimiq-blockchain: Peer-triggerable panic during history sync

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

CVE-2026-34066

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

CVE-2026-34066 nimiq-blockchain: Peer-triggerable panic during history sync

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

CVE-2026-34066 nimiq-blockchain: Peer-triggerable panic during history sync

nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During histo...

nimiq-block-production (0.1.0), nimiq-client (0.1.0) +6 more potentially affected by CVE-2026-34066 via nimiq-blockchain (0.1.0)

nimiq-blockchain CARGO version 0.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on nimiq-blockchain and may be impacted: - nimiq-block-production 0.1.0 - nimiq-client 0.1.0 - nimiq-consensus 0.1.0 - nimiq-lib 0.1.0 - nimiq-mempool 0.1.0 -...

GHSA-J99G-7RQW-Q9JG nimiq-blockchain: Peer-triggerable panic during history sync

Impact HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During history sync, a peer can influence the history: &HistoricTransaction input passed into...

PT-2026-34547

Impact HistoryStore::put historic txns uses an assert! to enforce invariants about HistoricTransaction.block number must be within the macro block being pushed and within the same epoch. During history sync, a peer can influence the history: &HistoricTransaction input passed into Blockchain::push...