CVE-2026-48486

Signum Node is a HDD-mined cryptocurrency using an energy efficient and fair Proof-of-Commitment PoC+ consensus algorithm. Prior to version 3.9.9, an integer overflow in BlockServiceImpl.applyBlock allowed a miner to receive an arbitrarily inflated block reward by crafting a block with a negative...

EUVD-2026-70527

Signum Node is a HDD-mined cryptocurrency using an energy efficient and fair Proof-of-Commitment PoC+ consensus algorithm. Prior to version 3.9.9, an integer overflow in BlockServiceImpl.applyBlock allowed a miner to receive an arbitrarily inflated block reward by crafting a block with a negative...

CVE-2026-48486

Signum Node (a HDD-mined cryptocurrency using Proof-of-Commitment consensus) is vulnerable to an integer overflow in BlockServiceImpl.applyBlock() prior to version 3.9.9 . A miner can craft a block with a negative totalFeeCashBackNqt value to receive an arbitrarily inflated block reward . The fla...