Improper Following of Specification by Caller Affecting zebrad package, versions <4.4.0
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Test your applications- Snyk IDSNYK-RUST-ZEBRAD-16624668
- published10 May 2026
- disclosed7 May 2026
- creditsangsoo-osec, defuse
Introduced: 7 May 2026
New CVE NOT AVAILABLE CWE-354 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade zebrad to version 4.4.0 or higher.
Overview
zebrad is a The Zcash Foundation's independent, consensus-compatible implementation of a Zcash node
Affected versions of this package are vulnerable to Improper Following of Specification by Caller due to improper validation in the transparent signature verification process. An attacker can cause consensus divergence between nodes by crafting a malformed V5 transparent transaction with more inputs than outputs and submitting it to the network.