{"id":"JLSEC-2026-670","details":"In wolfSSL before 5.2.0, a TLS 1.3 server cannot properly enforce a requirement for mutual authentication. A client can simply omit the certificate_verify message from the handshake, and never present a certificate.","modified":"2026-07-18T00:01:01.934402160Z","published":"2026-07-14T21:41:35.775Z","upstream":["CVE-2022-25640"],"database_specific":{"license":"CC-BY-4.0","sources":[{"published":"2022-02-24T15:15:32.087Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2022-25640","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25640","database_specific":{"status":"Modified"},"id":"CVE-2022-25640","imported":"2026-07-17T22:22:53.027Z","modified":"2026-06-17T04:33:49.113Z"}]},"references":[{"type":"WEB","url":"https://github.com/wolfSSL/wolfssl/pull/4831"}],"affected":[{"package":{"name":"wolfSSL_jll","ecosystem":"Julia","purl":"pkg:julia/wolfSSL_jll?uuid=98c43586-9870-5ae5-ab22-acc77b9bbdb5"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.7.2+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-670.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V2","score":"AV:N/AC:L/Au:N/C:N/I:P/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}