{"action":"Upgrade CoreWCF.NetFramingBase to 1.8.1 (1.8.x) or 1.9.1 (1.9.x) or later.","affected":[{"fixed":"1.8.1","introduced":"0"},{"fixed":"1.9.1","introduced":"1.9.0"}],"component":"CoreWCF.NetFramingBase","cve_ids":["CVE-2026-54772"],"ecosystem":"NuGet","epss":0.00848,"exploited":false,"fixed_versions":["1.8.1","1.9.1"],"ghsa_id":"GHSA-p86g-xrr2-pf7c","id":"tcs_01M5N8W15MT827EYAN2612YEH4","modified_at":"2026-06-19T21:11:30.452042Z","published_at":"2026-06-19T20:46:40Z","references":["https://osv.dev/vulnerability/GHSA-p86g-xrr2-pf7c","https://github.com/CoreWCF/CoreWCF/security/advisories/GHSA-p86g-xrr2-pf7c","https://github.com/CoreWCF/CoreWCF"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-p86g-xrr2-pf7c","url":"https://osv.dev/vulnerability/GHSA-p86g-xrr2-pf7c"}],"summary":"CoreWCF: Pre-authentication infinite-loop CPU exhaustion in CoreWCF net.tcp / net.pipe / net.uds framing handshake"}