{"action":"Upgrade node to 22.23.0 (22.x), 24.17.0 (24.x) or 26.3.1 (26.x) or later.","affected":[{"fixed":"22.23.0","introduced":"22.0.0"},{"fixed":"24.17.0","introduced":"24.0.0"},{"fixed":"26.3.1","introduced":"26.0.0"}],"component":"node","cve_ids":["CVE-2026-48928"],"ecosystem":"node","epss":0.00216,"exploited":false,"fixed_versions":["22.23.0","24.17.0","26.3.1"],"id":"tcs_01M5MJWKE925653E31JJA67CR0","modified_at":"2026-06-18T04:00:00Z","published_at":"2026-06-18T04:00:00Z","references":["https://nodejs.org/en/blog/vulnerability/june-2026-security-releases"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"node-runtime","source_id":"CVE-2026-48928","url":"https://nodejs.org/en/blog/vulnerability/june-2026-security-releases"},{"source":"nvd","source_id":"CVE-2026-48928","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48928"}],"summary":"Uppercase sni context matching can lead to mtls authorization bypass due to case-sensitive hostname matching"}