CVE-2026-46369

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Through 1.5.0, the validity store uses a strict lower-bound comparison that expires a stored transaction too early relative to Transaction::isvalidat, allowing a remote attacker to repl...

CVE-2026-46369 Nimiq: Validity store off by one error

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Through 1.5.0, the validity store uses a strict lower-bound comparison that expires a stored transaction too early relative to Transaction::isvalidat, allowing a remote attacker to repl...

CVE-2026-46369 Nimiq: Validity store off by one error

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Through 1.5.0, the validity store uses a strict lower-bound comparison that expires a stored transaction too early relative to Transaction::isvalidat, allowing a remote attacker to repl...

CVE-2026-46369

Nimiq (Rust implementation of the Nimiq Proof-of-Stake protocol, Albatross consensus) is affected by an off-by-one error in its validity store through version 1.5.0 . The store uses a strict lower-bound comparison that expires a stored transaction one block too early relative to Transaction::is_v...

GHSA-3763-QP59-59VF nimiq-blockchain: Validity store off by one error

Impact The validity store treats a transaction with stored blocknumber = X as "in window" only when X lastbn - transactionvaliditywindowblocks strict inequality. However the protocol's Transaction::isvalidat accepts a transaction for inclusion in any block in validitystartheight - blocksperbatch,...