{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91715", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-09-14T22:51:20.797Z", "datePublished": "2026-09-15T20:41:33.733Z", "dateUpdated": "2026-09-17T03:56:14.208Z"}, "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": "Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Type confusion", "cweId": "CWE-843"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-09-15T20:41:33.733Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html"}, {"url": "https://issues.chromium.org/issues/558367547"}]}, "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": "2026-09-16T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-91715"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-17T03:56:14.208Z"}}]}}

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{"affected": [{"affectedData": [{"product": "Chrome", "vendor": "Google", "versions": [{"lessThan": "153.0.8010.47", "status": "affected", "version": "153.0.8010.47", "versionType": "custom"}]}], "source": "chrome-cve-admin@google.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)"}], "id": "CVE-2026-91715", "lastModified": "2026-09-17T04:18:05.290", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-91715", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-09-16T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-09-15T21:16:44.433", "references": [{"source": "chrome-cve-admin@google.com", "url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html"}, {"source": "chrome-cve-admin@google.com", "url": "https://issues.chromium.org/issues/558367547"}], "sourceIdentifier": "chrome-cve-admin@google.com", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-843"}], "source": "chrome-cve-admin@google.com", "type": "Secondary"}]}

{"bugzilla": {"description": "chromium-browser: chromium-browser: Type confusion in ServiceWorker", "id": "2534920", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2534920"}, "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-843", "details": ["A type confusion flaw was found in the ServiceWorker component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=558367547"], "name": "CVE-2026-91715", "public_date": "2026-09-15T20:41:33Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-91715\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-91715\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0541751186.html\nhttps://issues.chromium.org/issues/558367547"], "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": "[0,153.0.8010.47)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Chrome", "source": "cna", "vendor": "Google"}, "product": "chrome", "vendor": "google"}], "created": "2026-09-15T23:00:15.699470+00:00", "updated": "2026-09-16T21:00:08.048823+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}