{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-6304", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-04-14T18:12:22.316Z", "datePublished": "2026-04-15T19:04:50.503Z", "dateUpdated": "2026-04-16T03:56:03.915Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "147.0.7727.101", "status": "affected", "lessThan": "147.0.7727.101", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Use after free in Graphite in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Use after free", "cweId": "CWE-416"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-04-15T19:04:50.503Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html"}, {"url": "https://issues.chromium.org/issues/496393742"}]}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-04-15T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-6304"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-16T03:56:03.915Z"}}]}}

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{"bugzilla": {"description": "google-chrome: chromium: Google Chrome and Chromium: Sandbox escape via use-after-free vulnerability in Graphite.", "id": "2458805", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2458805"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.0", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-825", "details": ["A flaw was found in Graphite, a component within Google Chrome and Chromium. This vulnerability, known as a use-after-free, could allow a remote attacker to bypass security restrictions. By compromising the browser's renderer process and enticing a user to visit a malicious web page, the attacker could potentially escape the browser's protective sandbox, leading to further unauthorized access to the system."], "name": "CVE-2026-6304", "public_date": "2026-04-15T19:04:50Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-6304\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-6304\nhttps://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html\nhttps://issues.chromium.org/issues/496393742"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,147.0.7727.101)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Chrome", "source": "cna", "vendor": "Google"}, "product": "chrome", "vendor": "google"}], "analysis": {"en": {"generated_at": "2026-04-17T08:23:05.941675+00:00", "value": {"mitigation_remediation": ["Upgrade Google Chrome to version 147.0.7727.101 or later immediately.", "Enable automatic updates so the fix is applied as soon as it is released.", "Activate Chrome\u2019s Safe Browsing feature and enforce content\u2011security policies to reduce the likelihood of renderer compromise by blocking malicious content."], "summary": {"action": "Immediate Patch", "impact": "Sandbox escape (potential remote code execution)"}, "threat_synthesis": {"affected_systems": "All users operating Google Chrome on desktop via the stable channel with a build older than 147.0.7727.101 are affected. Versions released after that revision are not impacted, and other Chrome channels are not mentioned as vulnerable.", "description_and_impact": "A use\u2011after\u2011free bug in Chrome\u2019s Graphite rendering engine allows a remote attacker who has already compromised the renderer process to trigger a sandbox escape by loading a specially crafted HTML page. This flaw, represented by CWE\u2011416 and CWE\u2011825, carries a high severity rating and could permit execution of arbitrary code outside Chrome\u2019s sandbox.", "risk_and_exploitability": "The CVSS score of 8.3 indicates significant impact, yet the exploit path requires prior compromises of the renderer process and currently no public exploits are known. The EPSS score is 0.022%, indicating a very low probability of exploitation, and the vulnerability is not listed in CISA\u2019s KEV catalog, leaving practical risk moderate but the potential damage from a sandbox escape substantial. Timely patching remains recommended due to the high severity rating."}}}}, "created": "2026-04-15T22:30:15.947971+00:00", "updated": "2026-04-17T08:30:13.698669+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}