Vulnerability in 0xpolygonzero Plonky2

CVE-2025-24802

Plonky2 is a SNARK implementation based on techniques from PLONK and FRI. Lookup tables, whose length is not divisible by 26 = floor(num_routed_wires / 3) always include the 0 -> 0 input-output pair. Thus a malicious prover can always prov…

EPSS: 0.001 (30.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-24802?
CVE-2025-24802 is a high-severity vulnerability in 0xpolygonzero Plonky2, classified under CWE-1240. CVSS score: 8.6/10. Published 2025-01-30.
How severe is CVE-2025-24802?
High severity. CVSS v3 base score is 8.6 out of 10.
Is CVE-2025-24802 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.