CVE-2026-104425

ZcashFoundation Zebra before 6.1.0 contains a resource exhaustion vulnerability that allows unauthenticated peers to degrade block processing by pushing transactions with invalid Orchard proofs without being misbehavior-scored. Attackers can repeatedly push invalid proofs into the shared halo2...

EUVD-2026-91436

ZcashFoundation Zebra before 6.1.0 contains a resource exhaustion vulnerability that allows unauthenticated peers to degrade block processing by pushing transactions with invalid Orchard proofs without being misbehavior-scored. Attackers can repeatedly push invalid proofs into the shared halo2...

CVE-2026-104425 Zebra before 6.1.0 Batch-Verification Poisoning DoS via Unattributed Pushed Transactions

ZcashFoundation Zebra before 6.1.0 contains a resource exhaustion vulnerability that allows unauthenticated peers to degrade block processing by pushing transactions with invalid Orchard proofs without being misbehavior-scored. Attackers can repeatedly push invalid proofs into the shared halo2...

CVE-2026-104425

ZcashFoundation Zebra versions before 6.1.0 are susceptible to a resource exhaustion vulnerability. Unauthenticated peers can degrade block processing by pushing transactions containing invalid Orchard proofs without being misbehavior-scored. By repeatedly pushing these invalid proofs into the sh...

PT-2026-37130

rk Identity Point Panic in Transaction Verification Summary 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" value, however, the orchard crate which is used to verify...