EUVD-2026-28654

ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.3.1 and prior to zebra-chain version 6.0.2, Orchard transactions contain a rk field which is a randomized validating key and also an elliptic curve point. The Zcash specification allows the field to be the identity a "zero"...

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...

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...