Improper Verification of Cryptographic Signature Affecting paillier-zk package, versions <0.4.3>=0.7.0-alpha.1 <0.7.0-alpha.2
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Test your applications- Snyk IDSNYK-RUST-PAILLIERZK-14121780
- published26 Nov 2025
- disclosed24 Nov 2025
- creditUnknown
Introduced: 24 Nov 2025
NewCVE-2025-66016 (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 paillier-zk to version 0.4.3, 0.7.0-alpha.2 or higher.
Overview
Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to a missing check in the Zero-Knowledge Proof used during the Auxiliary Key Generation protocol. An attacker acting as a single malicious signer can reconstruct the full private key.