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{"bugzilla": {"description": "chromium-browser: Google Chrome: Web origin policy bypass due to missing authorization", "id": "2527165", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2527165"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-346", "details": ["Missing authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)", "A flaw was found in Google Chrome's FileSystem component. This missing authorization vulnerability allows a remote attacker, who has already compromised the renderer process, to bypass the web origin policy. By crafting a malicious HTML page, the attacker can circumvent security restrictions, potentially leading to unauthorized access or manipulation of data across different web origins."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-84328", "public_date": "2026-09-01T23:42:27Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-84328\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-84328\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html\nhttps://issues.chromium.org/issues/498710886"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Moderate"}