CVE-2026-91721

{"id": "CVE-2026-91721", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-91721", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-16T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "affected": [{"source": "chrome-cve-admin@google.com", "affectedData": [{"vendor": "Google", "product": "Chrome", "versions": [{"status": "affected", "version": "153.0.8010.47", "lessThan": "153.0.8010.47", "versionType": "custom"}]}]}], "published": "2026-09-15T21:16:45.180", "references": [{"url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html", "tags": ["Release Notes", "Vendor Advisory"], "source": "chrome-cve-admin@google.com"}, {"url": "https://issues.chromium.org/issues/557320614", "tags": ["Permissions Required"], "source": "chrome-cve-admin@google.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "chrome-cve-admin@google.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "Use after free in Internals in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)"}], "lastModified": "2026-09-17T13:38:44.457", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9AA53785-BCDB-4CB8-9F0F-D3E79F00D9C3", "versionEndExcluding": "153.0.8010.47"}], "operator": "OR"}]}], "sourceIdentifier": "chrome-cve-admin@google.com"}