{"id":"CVE-2026-40323","revision":"284ea2fd1e2c464a9d3d3199bd5e2d95","records":[{"revision":"284ea2fd1e2c464a9d3d3199bd5e2d95","observedAt":"2026-10-25T09:17:24.328+00:00","statement":{"source":"nvd","id":"CVE-2026-40323","aliases":[],"title":"SP1 is a zero‑knowledge virtual machine that proves the correct execution of programs compiled for the RISC-V architecture. In versions 6.0.0 through 6.0.2, a soundness vulnerability in the SP1 V6 recursive shard verifier allows a malicious…","description":"SP1 is a zero‑knowledge virtual machine that proves the correct execution of programs compiled for the RISC-V architecture. In versions 6.0.0 through 6.0.2, a soundness vulnerability in the SP1 V6 recursive shard verifier allows a malicious prover to construct a recursive proof from a shard proof that the native verifier would reject. Version 6.1.0 fixes the issue.","state":0,"publishedAt":"2026-04-18T00:16:36.767+00:00","modifiedAt":"2026-06-17T10:45:01.813+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":8.9,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/succinctlabs/sp1/releases/tag/v6.1.0","https://github.com/succinctlabs/sp1/security/advisories/GHSA-63x8-x938-vx33"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-40323","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-345","CWE-354"],"productCriteria":["cpe:2.3:a:succinct:sp1:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-04-18T00:16:36.767","lastModified":"2026-06-17T10:45:01.813"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-40323","identifiers":["CVE-2026-40323"]},"retained":false,"historicalAffected":[]}],"coverage":[]}