CVE-2026-34202

ZEBRA (Zcash node) has a vulnerability in its transaction processing logic that can crash a remote, unauthenticated Zebra node by sending a crafted V5 transaction. The issue affects zebrad before version 4.3.0 and zebra-chain before 6.0.1, where transaction ID calculation can panic after successf...

CVE-2026-44500

ZCV-64500: Allocation amplification in Zebra inbound deserializers affects Zebra nodes prior to 4.4.0 across zebrad, zebra-chain, and zebra-network. Inbound messages (headers, blocks, transactions) could be deserialized using generic transport or block-size ceilings, causing unauthenticated/post-...

CVE-2026-41584

ZEBRA (the Zebra node implementation for Zcash) is affected by CVE-2026-41584 due to the rk field in Orchard transactions. Prior to zebrad 4.3.1 and zebra-chain 6.0.2, an identity value for rk (the randomized validating key and elliptic-curve point) could trigger a panic in the orchard crate used...