{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91727", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-09-14T22:52:03.491Z", "datePublished": "2026-09-15T20:41:28.077Z", "dateUpdated": "2026-09-15T23:37:45.138Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "153.0.8010.47", "status": "affected", "lessThan": "153.0.8010.47", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 153.0.8010.47 allowed a local attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incorrect reference resolution", "cweId": "CWE-706"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-09-15T20:41:28.077Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html"}, {"url": "https://issues.chromium.org/issues/516893912"}]}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-15T23:37:19.787794Z", "id": "CVE-2026-91727", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-15T23:37:45.138Z"}}]}}

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{"bugzilla": {"description": "chromium-browser: chromium-browser: Incorrect reference resolution in Extensions", "id": "2534405", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2534405"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-386", "details": ["An incorrect reference resolution flaw was found in the Extensions component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=516893912"], "name": "CVE-2026-91727", "public_date": "2026-09-15T20:41:28Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-91727\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-91727\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html\nhttps://issues.chromium.org/issues/516893912"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

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