{"api_version":"1","generated_at":"2026-10-21T19:44:19+00:00","cve":"CVE-2026-113264","urls":{"html":"https://cve.report/CVE-2026-113264","api":"https://cve.report/api/cve/CVE-2026-113264.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-113264","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-113264"},"summary":{"title":"CVE-2026-113264","description":"Improper input validation in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","state":"PUBLISHED","assigner":"Chrome","published_at":"2026-10-20 22:19:20","updated_at":"2026-10-21 17:09:14"},"problem_types":["CWE-20","CWE-20 Improper input validation"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://issues.chromium.org/issues/501786099","name":"https://issues.chromium.org/issues/501786099","refsource":"chrome-cve-admin@google.com","tags":["Permissions Required"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html","name":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html","refsource":"chrome-cve-admin@google.com","tags":["Release Notes","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-113264","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113264","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Google","product":"Chrome","version":"affected 156.0.8078.47 156.0.8078.47 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"113264","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"google","cpe5":"chrome","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-113264","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-10-20T00:00:00+00:00","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-10-21T03:58:46.814Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Chrome","vendor":"Google","versions":[{"lessThan":"156.0.8078.47","status":"affected","version":"156.0.8078.47","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"Improper input validation in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"Improper input validation","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-10-20T21:02:06.378Z","orgId":"ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28","shortName":"Chrome"},"references":[{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"},{"url":"https://issues.chromium.org/issues/501786099"}]}},"cveMetadata":{"assignerOrgId":"ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28","assignerShortName":"Chrome","cveId":"CVE-2026-113264","datePublished":"2026-10-20T21:02:06.378Z","dateReserved":"2026-10-19T23:13:44.511Z","dateUpdated":"2026-10-21T03:58:46.814Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-20 22:19:20","lastModifiedDate":"2026-10-21 17:09:14","problem_types":["CWE-20","CWE-20 Improper input validation"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-10-20T00:00:00+00:00","id":"CVE-2026-113264","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*","versionEndExcluding":"156.0.8078.47","matchCriteriaId":"5D2AC575-58E7-4796-8513-60CE9FF161B7"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"113264","Ordinal":"1","Title":"CVE-2026-113264","CVE":"CVE-2026-113264","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"113264","Ordinal":"1","NoteData":"Improper input validation in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","Type":"Description","Title":"CVE-2026-113264"}]}}}