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Network-Partition

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critical advisory

Zebra Consensus Divergence in Transparent Sighash Hash-Type Handling (CVE-2026-44497)

Zebra versions prior to 4.4.0 exhibit a consensus divergence vulnerability (CVE-2026-44497) due to insufficient error handling of invalid sighash types during sighash computation, potentially leading to network partitioning and double-spend attacks.

zebrad +1 consensus-failure vulnerability network-partition
2r