CVE-2026-46654
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Jun 10, 2026
Vendor
unknown
Description
Plonky3 is a toolkit for polynomial IOPs (PIOPs). Prior to versions 0.4.3 and 0.5.3, an attacker controlling prover-side observations can craft distinct transcripts that produce identical challenges, breaking the binding property of Fiat-Shamir. This issue has been patched in versions 0.4.3 and 0.5.3.