{"id":"CVE-2023-4762","published":"2023-09-05T22:15:09Z","modified":"2026-06-17T06:38:32Z","title":"Google Chromium V8 Type Confusion Vulnerability","vendor":"Google","product":"Chromium V8","tier":"core","eol":null,"description":{"text":"Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)","provenance":"source","from":"NVD"},"summary":{"text":"A type confusion flaw in the V8 JavaScript engine of Google Chrome (Chromium V8) allows a remote attacker to execute arbitrary code. Exploitation requires the victim to open a crafted HTML page, with no authentication needed and no special configuration.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:12:31Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.41375,"percentile":0.98669,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2024-02-06","dueDate":"2024-02-27","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","notes":"https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.html; https://nvd.nist.gov/vuln/detail/CVE-2023-4762","provenance":"source"},"vulncheckKev":{"dateAdded":"2023-08-16","exploitedFirstSeen":"2023-08-16","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2023-08-16"},{"url":"https://blog.google/threat-analysis-group/0-days-exploited-by-commercial-surveillance-vendor-in-egypt/","date":"2023-09-22"},{"url":"https://ti.qianxin.com/uploads/2024/02/02/dcc93e586f9028c68e7ab34c3326ff31.pdf","date":"2024-02-02"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2024-02-06"},{"url":"https://cloud.google.com/blog/topics/threat-intelligence/intellexa-zero-day-exploits-continue","date":"2025-12-03"}],"evidenceTotal":5,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"}],"provenance":"machine"},"cwes":[{"id":"CWE-843","name":"Access of Resource Using Incompatible Type"}],"references":[{"url":"https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.html","tags":["Vendor Advisory"]},{"url":"https://crbug.com/1473247","tags":["Permissions Required"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27NR3KG553CG6LGPMP6SHWEVHTYPL6RC/","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/","tags":["Mailing List"]},{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4762","tags":["Patch","Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202311-11","tags":["Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202312-07","tags":["Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202401-34","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2023/dsa-5491","tags":["Mailing List","Third Party Advisory"]},{"url":"https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.html","tags":["Vendor Advisory"]},{"url":"https://crbug.com/1473247","tags":["Permissions Required"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27NR3KG553CG6LGPMP6SHWEVHTYPL6RC/","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/","tags":["Mailing List"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/","tags":["Mailing List"]},{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4762","tags":["Patch","Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202311-11","tags":["Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202312-07","tags":["Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202401-34","tags":["Third Party Advisory"]},{"url":"https://www.debian.org/security/2023/dsa-5491","tags":["Mailing List","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4762","tags":["US Government Resource"]}],"techniques":[{"id":"T1189","name":"Drive-by 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expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2023-54609","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-54609","exploited":true,"exploitedSince":"2024-02-06","provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[{"stage":"exploitation","techniques":["T1189"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2023-08-16","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","provenance":"source"},{"date":"2023-09-05","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4762","provenance":"source"},{"date":"2024-02-06","kind":"kev","label":"Added to CISA 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product","points":0.0,"detail":"supported or unknown"}]},"lineage":{"familyId":"fam-class-google-chrome-cwe-843"}}