{"id":"CVE-2026-93379","title":"Incorrect authorization in ORB in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to bypass site isolation via a crafted HTML page","summary":"Incorrect authorization in ORB in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: High)","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","cwe":["CWE-863"],"vendor":"google","product":"chrome","affected":["chrome < 153.0.8010.52"],"patched":["chrome 153.0.8010.52"],"published":"2026-09-17","updated":"2026-09-21","sourceUpdated":"2026-09-21T11:09:49.853","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93379","references":[{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0194356994.html","label":"chrome-cve-admin@google.com"},{"url":"https://issues.chromium.org/issues/560039872","label":"chrome-cve-admin@google.com"}],"tags":["nvd","cve.org"],"epss":0.00235,"epssPercentile":0.14661,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-18T13:13:44.050255Z"},"ingestedAt":"2026-09-17T21:29:16.988Z","slug":"CVE-2026-93379","body":"## Overview\n\nIncorrect authorization in ORB in Google Chrome prior to 153.0.8010.52 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: High)\n\n## Affected\n\n- `chrome < 153.0.8010.52`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `chrome 153.0.8010.52`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":206801,"id":"CVE-2026-93379","ts":1789738963182,"field":"cvss","old":null,"new":"4.3"},{"seq":206800,"id":"CVE-2026-93379","ts":1789738963182,"field":"severity","old":"none","new":"medium"}]}