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{"bugzilla": {"description": "chromium-browser: Improper state validation in XML", "id": "2566421", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2566421"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-754", "details": ["Improper state validation in XML in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)", "An improper state validation flaw was found in the XML component of the Chromium browser.\nUpstream bug(s):\nhttps://issues.chromium.org/issues/565252325"], "name": "CVE-2026-121054", "public_date": "2026-11-03T20:43:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-121054\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-121054\nhttps://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html\nhttps://issues.chromium.org/issues/565252325"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.", "threat_severity": "Low"}

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