CVE-2026-42278

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

CVE-2026-42278

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

CVE-2026-42278

CVE-2026-42278 affects UltraDAG (Rust) and specifically the SmartTransferTx policy enforcement path. Before commit fb6ef59, a transaction originating from a Pocket (a derived sub-address) could bypass spending controls because the pocket’s parent account wasn’t resolved before evaluating the spen...

CVE-2026-42278 UltraDAG: Smart Account Spending Policy Bypass via Pockets

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

CVE-2026-42278 UltraDAG: Smart Account Spending Policy Bypass via Pockets

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

EUVD-2026-28526

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

CVE-2026-42278 UltraDAG: Smart Account Spending Policy Bypass via Pockets

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

PT-2026-38662

Name of the Vulnerable Software and Affected Versions UltraDAG versions prior to commit fb6ef59 Description The StateEngine implementation of SmartTransferTx contains a logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address used to...

UltraDAG Access Control Vulnerability

UltraDAG is a lightweight IoT blockchain developed by the UltraDAGcom team. Prior versions of UltraDAG had an access control vulnerability caused by a logical flaw in the policy execution pipeline implemented in SmartTransferTx. This flaw allowed the system to check expenditure policies without...

CVE-2026-42278: Improper Access Control

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" a derived sub-address documented in the protocol a...

CVE-2026-40583

UltraDAG (Rust, version 0.1) has a vulnerability where a non-council attacker can submit a signed SmartOp::Vote, passing signature/nonce/balance prechecks, but authorization fails only after state mutation has occurred. This leads to a fatal supply invariant halt per CVE-2026-40583. The issue is ...

EUVD-2026-24179

UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred...

CVE-2026-40583

UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred...

CVE-2026-40583 UltraDAG: SmartOp Vote Path Triggers Fatal Supply Invariant Halt

UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred...

CVE-2026-40583 UltraDAG: SmartOp Vote Path Triggers Fatal Supply Invariant Halt

UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred...

CVE-2026-40583: Improper Cleanup on Thrown Exception

UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred...

UltraDAG security vulnerabilities

UltraDAG is a lightweight IoT blockchain developed by the individual developers of UltraDAGcom. Version 0.1 of UltraDAG has security vulnerabilities. These vulnerabilities arise from the possibility for non-membership attackers to submit signed SmartOp::Vote transactions. These transactions under...