{"api_version":"1","generated_at":"2026-09-11T22:59:42+00:00","cve":"CVE-2026-70341","urls":{"html":"https://cve.report/CVE-2026-70341","api":"https://cve.report/api/cve/CVE-2026-70341.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-70341","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-70341"},"summary":{"title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability","description":"Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.","state":"PUBLISHED","assigner":"microsoft","published_at":"2026-09-11 16:17:46","updated_at":"2026-09-11 16:17:46"},"problem_types":["CWE-416","CWE-416 CWE-416: Use After Free"],"metrics":[{"version":"3.1","source":"secure@microsoft.com","type":"Primary","score":"8.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","data":{"baseScore":8.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"}}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70341","name":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70341","refsource":"secure@microsoft.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-70341","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70341","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Microsoft","product":"Microsoft Edge (Chromium-based)","version":"affected 1.0.0.0 152.0.4191.52 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"Microsoft Edge for Android","version":"affected 1.0.0.0 152.0.4191.52 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"Microsoft Edge for iOS","version":"affected 1.0.0.0 152.0.4191.52 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"Microsoft Edge for Linux","version":"affected 1.0.0 152.0.4191.52 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"Microsoft Edge for MAC","version":"affected 1.0.0.0 152.0.4191.52 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"Microsoft Edge (Chromium-based)","vendor":"Microsoft","versions":[{"lessThan":"152.0.4191.52","status":"affected","version":"1.0.0.0","versionType":"custom"}]},{"product":"Microsoft Edge for Android","vendor":"Microsoft","versions":[{"lessThan":"152.0.4191.52","status":"affected","version":"1.0.0.0","versionType":"custom"}]},{"product":"Microsoft Edge for iOS","vendor":"Microsoft","versions":[{"lessThan":"152.0.4191.52","status":"affected","version":"1.0.0.0","versionType":"custom"}]},{"product":"Microsoft Edge for Linux","vendor":"Microsoft","versions":[{"lessThan":"152.0.4191.52","status":"affected","version":"1.0.0","versionType":"custom"}]},{"product":"Microsoft Edge for MAC","vendor":"Microsoft","versions":[{"lessThan":"152.0.4191.52","status":"affected","version":"1.0.0.0","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:iphone_os:*:*","versionEndExcluding":"152.0.4191.52","versionStartIncluding":"1.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:android:*:*","versionEndExcluding":"152.0.4191.52","versionStartIncluding":"1.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:mac:*:*","versionEndExcluding":"152.0.4191.52","versionStartIncluding":"1.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:edge:*:*:*:*:*:linux:*:*","versionEndExcluding":"152.0.4191.52","versionStartIncluding":"1.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*","versionEndExcluding":"152.0.4191.52","versionStartIncluding":"1.0.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"datePublic":"2026-08-28T14:00:00.000Z","descriptions":[{"lang":"en-US","value":"Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network."}],"metrics":[{"cvssV3_1":{"baseScore":8.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416: Use After Free","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-11T15:50:22.899Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70341"}],"title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability"}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2026-70341","datePublished":"2026-09-11T15:50:22.899Z","dateReserved":"2026-08-04T00:04:56.037Z","dateUpdated":"2026-09-11T15:50:22.899Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-11 16:17:46","lastModifiedDate":"2026-09-11 16:17:46","problem_types":["CWE-416","CWE-416 CWE-416: Use After Free"],"metrics":{"cvssMetricV31":[{"source":"secure@microsoft.com","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":8.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"70341","Ordinal":"1","Title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerabil","CVE":"CVE-2026-70341","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"70341","Ordinal":"1","NoteData":"Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.","Type":"Description","Title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerabil"}]}}}