{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87566", "assignerOrgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "state": "PUBLISHED", "assignerShortName": "Chrome", "dateReserved": "2026-09-08T22:40:58.260Z", "datePublished": "2026-09-09T00:09:58.447Z", "dateUpdated": "2026-09-09T15:03:15.601Z"}, "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": "Observable discrepancy in Layout in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to leak sensitive information via a crafted HTML page. (Chromium security severity: Medium)"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Observable discrepancy", "cweId": "CWE-203"}]}], "providerMetadata": {"orgId": "ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28", "shortName": "Chrome", "dateUpdated": "2026-09-09T00:09:58.447Z"}, "references": [{"url": "https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html"}, {"url": "https://issues.chromium.org/issues/540021850"}]}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-09T15:03:10.978548Z", "id": "CVE-2026-87566", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-09T15:03:15.601Z"}}]}}

{}

{"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": "Observable discrepancy in Layout in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to leak sensitive information via a crafted HTML page. (Chromium security severity: Medium)"}], "id": "CVE-2026-87566", "lastModified": "2026-09-09T15:37:09.320", "metrics": {}, "published": "2026-09-09T01:17:14.303", "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/540021850"}], "sourceIdentifier": "chrome-cve-admin@google.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "chrome-cve-admin@google.com", "type": "Primary"}]}

{"bugzilla": {"description": "chromium-browser: chromium-browser: Observable discrepancy in Layout", "id": "2530394", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2530394"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-204", "details": ["An observable discrepancy flaw was found in the Layout component of the Chromium browser.\nUpstream bug(s):\nhttps://code.google.com/p/chromium/issues/detail?id=540021850"], "name": "CVE-2026-87566", "public_date": "2026-09-09T00:09:58Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-87566\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-87566\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html\nhttps://issues.chromium.org/issues/540021850"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Moderate"}

{"created": "2026-09-09T06:15:05.753571+00:00", "title": "Chrome Layout Discrepancy Allows Remote Information Disclosure", "updated": "2026-09-09T14:00:11.572259+00:00", "vendors": [], "weaknesses": ["CWE-203", "CWE-204"]}