CVE-2026-95340

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{"bugzilla": {"description": "chromium-browser: chromium-browser: Web origin policy bypass via crafted HTML page", "id": "2543392", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2543392"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-346", "details": ["A flaw was found in the Picture-in-Picture component of chromium-browser. An incorrect authorization issue allows a remote attacker to bypass the web origin policy\u2014the security boundary that isolates data between different websites\u2014by convincing a user to interact with a crafted HTML page. Successful exploitation could allow an attacker to access restricted cross-origin data."], "name": "CVE-2026-95340", "public_date": "2026-09-29T17:32:01Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-95340\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-95340\nhttps://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0856730748.html\nhttps://issues.chromium.org/issues/553268567"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[154.0.8037.57,154.0.8037.57)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Chrome", "source": "cna", "vendor": "Google"}, "product": "chrome", "vendor": "google"}], "created": "2026-09-29T19:45:17.481214+00:00", "updated": "2026-09-30T21:30:17.492709+00:00", "vendors": ["google", "google$PRODUCT$chrome"]}