{"cve":"CVE-2019-15545","nvd":{"published":"2019-08-26T18:15:12.670","modified":"2026-06-17T02:20:36.253","status":"Modified","description":"An issue was discovered in the libp2p-core crate before 0.8.1 for Rust. Attackers can spoof ed25519 signatures.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-347"],"references":["https://rustsec.org/advisories/RUSTSEC-2019-0004.html","https://rustsec.org/advisories/RUSTSEC-2019-0004.html"],"products":["libp2p:libp2p"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-15545","score":0.00765,"percentile":0.55471,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4q4x-67hx-5mpg","url":"https://osv.dev/vulnerability/GHSA-4q4x-67hx-5mpg","summary":"Failure to properly verify ed25519 signatures in libp2p-core","modified":"2023-11-08T04:01:13.857415Z","packages":[{"ecosystem":"crates.io","name":"libp2p-core","purl":"pkg:cargo/libp2p-core","ranges":["<0.8.1"],"fixed":["0.8.1"]}]},{"id":"RUSTSEC-2019-0004","url":"https://osv.dev/vulnerability/RUSTSEC-2019-0004","summary":"Failure to properly verify ed25519 signatures makes any signature valid","modified":"2023-11-08T04:01:13.857415Z","packages":[{"ecosystem":"crates.io","name":"libp2p-core","purl":"pkg:cargo/libp2p-core","ranges":[">=0.3.0 <0.7.1",">=0.8.0-0 <0.8.1"],"fixed":["0.7.1","0.8.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}