{"id":"JLSEC-2026-755","summary":"X.509 name constraint bypass via the Subject Common Name when treated as a DNS-type name. A...","details":"X.509 name constraint bypass via the Subject Common Name when treated as a DNS-type name. A certificate whose Subject CN violates an issuing CA's DNS name constraints could be accepted.","modified":"2026-07-18T00:02:22.776419339Z","published":"2026-07-14T21:41:35.775Z","upstream":["CVE-2026-6731","GHSA-9c3c-227q-3j67","EUVD-2026-39555"],"database_specific":{"sources":[{"database_specific":{"status":"Analyzed"},"id":"CVE-2026-6731","imported":"2026-07-17T22:36:56.935Z","modified":"2026-06-27T20:02:06.700Z","published":"2026-06-25T21:16:28.400Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-6731","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6731"},{"url":"https://api.github.com/advisories/GHSA-9c3c-227q-3j67","html_url":"https://github.com/advisories/GHSA-9c3c-227q-3j67","id":"GHSA-9c3c-227q-3j67","imported":"2026-07-17T22:36:57.127Z","modified":"2026-06-27T21:30:28Z","published":"2026-06-25T21:31:32Z"},{"html_url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-39555","id":"EUVD-2026-39555","imported":"2026-07-17T22:37:06.890Z","modified":"2026-06-26T13:16:07Z","published":"2026-06-25T20:08:13Z","url":"https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-39555"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://github.com/advisories/GHSA-9c3c-227q-3j67"},{"type":"WEB","url":"https://github.com/wolfSSL/wolfssl/pull/10223"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6731"},{"type":"WEB","url":"https://www.wolfssl.com/docs/security-vulnerabilities"},{"type":"WEB","url":"https://www.wolfssl.com/docs/security-vulnerabilities/"}],"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":"5.9.2+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-755.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/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"}]}