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{"bugzilla": {"description": "chromium-browser: Google Chrome: Site isolation bypass via insufficient input validation in Workers", "id": "2512308", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512308"}, "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-807", "details": ["Insufficient validation of untrusted input in Workers in Google Chrome prior to 151.0.7922.109 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)", "A flaw was found in Google Chrome. Insufficient validation of untrusted input in the Workers component could allow a remote attacker, who has already compromised the renderer process, to bypass site isolation. This could enable the attacker to access sensitive information or further compromise the user's system."], "name": "CVE-2026-19153", "public_date": "2026-08-06T20:33:49Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-19153\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-19153\nhttps://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_01193673229.html\nhttps://issues.chromium.org/issues/532939327"], "statement": "Important: This flaw in Chromium-based browsers allows a remote attacker to bypass site isolation. Exploitation requires a compromised renderer process and a specially crafted HTML page, enabling the attacker to circumvent a critical security boundary designed to protect user data.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[151.0.7922.109,151.0.7922.109)"}}], "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": "2026-08-07T00:15:04.382433+00:00", "updated": "2026-08-13T14:00:04.479360+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}