{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87499", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-09-08T22:38:50.878Z", "datePublished": "2026-09-09T00:09:36.908Z", "dateUpdated": "2026-09-09T00:09:36.908Z"}, "containers": {"cna": {"affected": [{"vendor": "Google", "product": "Chrome", "versions": [{"version": "153.0.8010.36", "status": "affected", "lessThan": "153.0.8010.36", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Incorrect authorization in Network in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incorrect authorization", "cweId": "CWE-863"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-09-09T00:09:36.908Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html"}, {"url": "https://issues.chromium.org/issues/553118043"}]}}}

{}

{"affected": [{"affectedData": [{"product": "Chrome", "vendor": "Google", "versions": [{"lessThan": "153.0.8010.36", "status": "affected", "version": "153.0.8010.36", "versionType": "custom"}]}], "source": "chrome-cve-admin@google.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect authorization in Network in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)"}], "id": "CVE-2026-87499", "lastModified": "2026-09-09T01:17:06.797", "metrics": {}, "published": "2026-09-09T01:17:06.797", "references": [{"source": "chrome-cve-admin@google.com", "url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html"}, {"source": "chrome-cve-admin@google.com", "url": "https://issues.chromium.org/issues/553118043"}], "sourceIdentifier": "chrome-cve-admin@google.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "chrome-cve-admin@google.com", "type": "Primary"}]}

{"bugzilla": {"description": "chromium-browser: chromium-browser: Incorrect authorization in Network", "id": "2530388", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2530388"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.7", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-653", "details": ["An incorrect authorization flaw was found in the Network component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=553118043"], "name": "CVE-2026-87499", "public_date": "2026-09-09T00:09:36Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-87499\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-87499\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html\nhttps://issues.chromium.org/issues/553118043"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Important"}

{"created": "2026-09-09T08:00:09.029921+00:00", "title": "Chrome Network Authorization Flaw Enables Site Isolation Bypass", "updated": "2026-09-09T08:00:09.029927+00:00", "vendors": []}