{"affected":[{"product":"Microsoft Edge (Chromium-based)","source":"CNA: microsoft","vendor":"Microsoft","versions":[{"lessThan":"150.0.4078.48","status":"affected","version":"1.0.0.0","versionType":"custom"}]}],"cveId":"CVE-2026-58286","cwes":["CWE-284"],"description":"Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","epss":{"date":"2026-11-10","percentile":0.3656,"score":0.00419},"exploits":[],"kev":null,"metrics":[{"score":8.1,"severity":"high","source":"CNA: microsoft","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C","version":"3.1"}],"modifiedAt":1794350424525,"publishedAt":1783110924011,"references":[{"source":"CNA: microsoft","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58286"}],"remediation":[{"kind":"fix","source":"CNA: microsoft","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58286"}],"revision":"8a8aa90ae67880a8628d5a32e51ec51a4bbb6aac19242fc2e8c07acfd7d4bec5","sources":[{"modifiedAt":1794350424525,"name":"CNA: microsoft","retrievedAt":1794353254456,"url":"https://www.cve.org/CVERecord?id=CVE-2026-58286"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794353278411,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-58286"}],"ssvc":{"assessedAt":1783390764053,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Microsoft Edge (Chromium-based) Spoofing Vulnerability","updatedAt":1794353278411}