{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4456", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-03-19T20:23:52.337Z", "datePublished": "2026-03-20T01:34:54.164Z", "dateUpdated": "2026-03-21T04:01:29.372Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "146.0.7680.153", "status": "affected", "lessThan": "146.0.7680.153", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Use after free in Digital Credentials API in Google Chrome prior to 146.0.7680.153 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": "2026-03-20T01:34:54.164Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html"}, {"url": "https://issues.chromium.org/issues/488617440"}]}, "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": {"timestamp": "2026-03-20T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-4456"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-21T04:01:29.372Z"}}]}}

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{"bugzilla": {"description": "chromium-browser: Use after free in Digital Credentials API", "id": "2449407", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2449407"}, "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": ["An use after free flaw was found in the Digital Credentials API component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=488617440"], "name": "CVE-2026-4456", "public_date": "2026-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-4456\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-4456\nhttps://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html\nhttps://issues.chromium.org/issues/488617440"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[146.0.7680.153,146.0.7680.153)"}}], "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": "2026-03-20T20:06:31.422876+00:00", "value": {"mitigation_remediation": ["Upgrade Google Chrome to version 146.0.7680.153 or later", "Verify that the update was applied by checking the browser version in Settings \u2192 About Chrome", "Ensure automatic updates are enabled or configure enterprise policy to enforce mandatory updates"], "summary": {"action": "Immediate Patch", "impact": "Remote code execution via sandbox escape"}, "threat_synthesis": {"affected_systems": "The vulnerability affects Google Chrome installations older than version 146.0.7680.153 on all major platforms, including Windows, macOS, and Linux, because the Digital Credentials API is present across these operating systems.", "description_and_impact": "A use\u2011after\u2011free flaw in Chrome\u2019s Digital Credentials API, classified as CWE-416 and CWE-825, can trigger memory corruption that may result in a sandbox escape, potentially allowing an attacker to execute arbitrary code with elevated privileges within the browser process.", "risk_and_exploitability": "The CVSS base score of 8.8 indicates high severity, and the EPSS assessment shows a low likelihood of exploitation (<1%). This vulnerability is not listed in the CISA KEV catalog, suggesting no confirmed exploits yet. Based on the description, the likely attack vector involves a malicious web page that is rendered by a process that has already been compromised in its renderer, implying the need for user interaction through a specialized crafted HTML page. This inference is drawn from the statement that a remote attacker who has compromised the renderer process can potentially perform a sandbox escape via a crafted HTML page."}}}}, "created": "2026-03-20T08:53:21.319099+00:00", "updated": "2026-03-25T14:09:49.444645+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}