Incorrect Provision of Specified Functionality Affecting zebrad package, versions <4.5.0
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Test your applications- Snyk IDSNYK-RUST-ZEBRAD-17808035
- published3 Jul 2026
- disclosed2 Jul 2026
- creditUnknown
Introduced: 2 Jul 2026
NewCVE-2026-52735 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade zebrad to version 4.5.0 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 Incorrect Provision of Specified Functionality due to improper control flow in the sig_op_count function when parsing redeem scripts containing disabled opcodes. An attacker can cause consensus divergence between network validators by broadcasting transactions with maliciously crafted redeem scripts, potentially leading to a chain split and network instability.