{"id":"CVE-2026-66324","aliases":[],"cve":{"records":[{"id":"CVE-2026-66324","source":"microsoft","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-07-24T18:06:51.296Z","published":"2026-08-28T17:45:32.991Z","modified":"2026-10-30T17:23:04.164Z"}],"publishers":[{"name":"microsoft","role":"CNA","organizationId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","modified":"2026-10-30T17:23:04.164Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-08-31T18:53:07.747Z"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66324","tags":["vendor-advisory","patch"],"source":"microsoft"}],"weaknesses":[{"id":"CWE-73","description":"CWE-73: External Control of File Name or Path","source":"microsoft"}],"applicability":[{"source":"microsoft","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:iphone_os:*:*","versionStartIncluding":"1.0.0.0","versionEndExcluding":"152.0.4191.52"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:mac:*:*","versionStartIncluding":"1.0.0.0","versionEndExcluding":"152.0.4191.52"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:android:*:*","versionStartIncluding":"1.0.0.0","versionEndExcluding":"152.0.4191.52"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:linux:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"152.0.4191.52"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:windows:*:*","versionStartIncluding":"1.0.0.0","versionEndExcluding":"152.0.4191.52"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0.0","versionEndExcluding":"152.0.4191.53"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-08-31T18:52:51.058441Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Microsoft Edge (Chromium-based) Spoofing Vulnerability","titleSource":"microsoft","descriptionSource":"microsoft","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","score":6.5,"severity":"medium","published":"2026-08-28T17:45:32.991Z","modified":"2026-10-30T17:23:04.164Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Microsoft","name":"Microsoft Edge (Chromium-based)","platforms":[],"versions":[{"version":"1.0.0.0","status":"affected","lessThan":"152.0.4191.53","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"},{"vendor":"Microsoft","name":"Microsoft Edge for Android","platforms":[],"versions":[{"version":"1.0.0.0","status":"affected","lessThan":"152.0.4191.52","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"},{"vendor":"Microsoft","name":"Microsoft Edge for iOS","platforms":[],"versions":[{"version":"1.0.0.0","status":"affected","lessThan":"152.0.4191.52","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"},{"vendor":"Microsoft","name":"Microsoft Edge for Linux","platforms":[],"versions":[{"version":"1.0.0","status":"affected","lessThan":"152.0.4191.52","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"},{"vendor":"Microsoft","name":"Microsoft Edge for MAC","platforms":[],"versions":[{"version":"1.0.0.0","status":"affected","lessThan":"152.0.4191.52","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"},{"vendor":"Microsoft","name":"Microsoft Edge for Windows","platforms":[],"versions":[{"version":"1.0.0.0","status":"affected","lessThan":"152.0.4191.52","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"}],"remediation":[],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66324"],"sources":[{"name":"CVE","id":"CVE-2026-66324","modified":"2026-10-30T17:23:04.164Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"}],"assessments":[{"source":"microsoft","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","score":6.5}],"sourceAffected":[],"observedAt":"2026-10-30T18:54:51.169Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T10:20:31.211Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T01:20:35.562Z","attemptedAt":"2026-10-29T01:20:35.562Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-29T01:20:34.987Z","attemptedAt":"2026-10-29T01:20:34.987Z"},{"source":"EUVD","status":"refresh-failed","attemptedAt":"2026-10-29T01:20:34.987Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-29T01:20:35.491Z","attemptedAt":"2026-10-29T01:20:35.491Z"}],"evidence":[{"source":"GitHub Advisory Database","id":"GHSA-rr72-rhff-22vh","url":"https://github.com/advisories/GHSA-rr72-rhff-22vh","modified":"2026-08-28T21:31:24Z","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","checkedAt":"2026-10-29T01:20:34.987Z"},{"source":"FIRST EPSS","id":"CVE-2026-66324","url":"https://www.first.org/epss/","probability":0.00922,"percentile":0.60222,"date":"2026-10-28","checkedAt":"2026-10-29T01:20:35.491Z"},{"source":"NVD","id":"CVE-2026-66324","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66324","modified":"2026-10-28T21:17:13.573","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","checkedAt":"2026-10-29T01:20:35.562Z"}],"aiSummary":{"text":"Microsoft Edge (Chromium-based) versions less than 152.0.4191.53 are affected by a spoofing vulnerability due to external control of file name or path. An attacker can perform spoofing over a network. The weakness is described as CWE-73: External Control of File Name or Path.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:03:43.176Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-66324"}]}}