{"id":"CVE-2025-29606","aliases":["GHSA-x8c6-gj59-6rx8","PYSEC-2026-1536"],"url":"https://o3.security/vulnerability/CVE-2025-29606","summary":"py-libp2p is vulnerable to DoS attacks through use of large RSA keys","details":"py-libp2p before 0.2.3 allows a peer to cause a denial of service (resource consumption) via a large RSA key.","published":"2025-07-14T00:00:00Z","modified":"2026-07-15T01:48:53.545601058Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"libp2p","fixedVersion":"0.2.3"}],"fix":{"url":"https://github.com/libp2p/py-libp2p/pull/531/files","label":"libp2p/py-libp2p#531"},"references":[{"type":"WEB","url":"https://github.com/libp2p/py-libp2p/compare/v0.2.2...v0.2.3"},{"type":"WEB","url":"https://github.com/libp2p/py-libp2p/pull/531/files"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29606.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-29606"},{"type":"REPORT","url":"https://github.com/libp2p/py-libp2p/issues/526"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:53.545601058Z"}}