{"id":"CVE-2026-57977","title":"Microsoft Edge (Chromium-based) Spoofing Vulnerability","summary":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-79"],"vendor":"Microsoft","product":"Microsoft Edge (Chromium-based)","affected":["edge_chromium-based >= 1.0.0.0 < 150.0.4078.48"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-07-06T16:32:26.892713Z"},"published":"2026-07-03","updated":"2026-09-17","sourceUpdated":"2026-09-17T22:33:39.948Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-57977","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57977","label":"Microsoft Edge (Chromium-based) Spoofing Vulnerability"}],"tags":["cve.org"],"epss":0.00577,"epssPercentile":0.46315,"ingestedAt":"2026-09-08T17:06:31.902Z","slug":"CVE-2026-57977","body":"## Overview\n\nImproper neutralization of input during web page generation ('cross-site scripting') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.\n\n## Affected\n\n- `edge_chromium-based >= 1.0.0.0 < 150.0.4078.48`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}