ZcashFoundation zebra-consensus

• CVE-2026-52737 Medium 5.3 ZEBRA: Sync restart poisoning from single unauthenticated peer via above-lookahead block 0.3%
• CVE-2026-40880 High 7.2 Zebra: Cached Mempool Verification Bypasses Consensus Rules for Ahead-of-Tip Blocks 0.3%
• CVE-2026-34377 High 8.4 Zebra has a Consensus Failure due to Improper Verification of V5 Transactions 0.3%