{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-113256", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-10-19T23:13:16.090Z", "datePublished": "2026-10-20T21:02:38.530Z", "dateUpdated": "2026-10-20T23:00:15.248Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "156.0.8078.47", "status": "affected", "lessThan": "156.0.8078.47", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Use after free in Permissions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Use after free", "cweId": "CWE-416"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-10-20T21:02:38.530Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"}, {"url": "https://issues.chromium.org/issues/498748871"}]}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-113256", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-20T22:56:09.907948Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-20T23:00:15.248Z"}}]}}

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{"bugzilla": {"description": "chromium-browser: chromium-browser: arbitrary code execution inside sandbox via crafted HTML page", "id": "2556537", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2556537"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-825", "details": ["A flaw was found in chromium-browser. A use-after-free vulnerability in the Permissions component allows a remote attacker to execute arbitrary code within the browser's sandbox. An attacker could exploit this flaw by enticing a user to visit a specially crafted HTML page."], "name": "CVE-2026-113256", "public_date": "2026-10-20T21:02:38Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-113256"], "threat_severity": "Important"}

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