{"id":"CVE-2026-87598","title":"Incorrect authorization in ServiceWorker in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy via a crafted HTML page","summary":"Incorrect authorization in ServiceWorker in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)","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 < 153.0.8010.36"],"patched":["chrome 153.0.8010.36"],"published":"2026-09-09","updated":"2026-09-09","sourceUpdated":"2026-09-09T20:22:38.443","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87598","references":[{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","label":"chrome-cve-admin@google.com"},{"url":"https://issues.chromium.org/issues/499218516","label":"chrome-cve-admin@google.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87598.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-87598"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-87598"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87598"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00211,"epssPercentile":0.11692,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-09T17:26:43.111781Z"},"scores":{"nvd":4.3,"vendor":5.4,"adp":4.3},"ingestedAt":"2026-09-09T01:17:17.506Z","slug":"CVE-2026-87598","body":"## Overview\n\nIncorrect authorization in ServiceWorker in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)\n\n## Affected\n\n- `chrome < 153.0.8010.36`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `chrome 153.0.8010.36`\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-09-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87598.json)","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":202507,"id":"CVE-2026-87598","ts":1789400085717,"field":"cvss","old":null,"new":"4.3"},{"seq":202506,"id":"CVE-2026-87598","ts":1789400085717,"field":"severity","old":"none","new":"medium"},{"seq":201234,"id":"CVE-2026-87598","ts":1789397620403,"field":"cvss","old":"4.3","new":null},{"seq":201233,"id":"CVE-2026-87598","ts":1789397620403,"field":"severity","old":"medium","new":"none"},{"seq":199927,"id":"CVE-2026-87598","ts":1789395578347,"field":"cvss","old":null,"new":"4.3"},{"seq":199926,"id":"CVE-2026-87598","ts":1789395578347,"field":"severity","old":"none","new":"medium"},{"seq":199168,"id":"CVE-2026-87598","ts":1789392260464,"field":"cvss","old":"4.3","new":null},{"seq":199167,"id":"CVE-2026-87598","ts":1789392260464,"field":"severity","old":"medium","new":"none"},{"seq":197501,"id":"CVE-2026-87598","ts":1789384296989,"field":"cvss","old":null,"new":"4.3"},{"seq":197500,"id":"CVE-2026-87598","ts":1789384296989,"field":"severity","old":"none","new":"medium"},{"seq":196775,"id":"CVE-2026-87598","ts":1789383775976,"field":"cvss","old":"4.3","new":null},{"seq":196774,"id":"CVE-2026-87598","ts":1789383775976,"field":"severity","old":"medium","new":"none"},{"seq":195679,"id":"CVE-2026-87598","ts":1789380578375,"field":"cvss","old":null,"new":"4.3"},{"seq":195678,"id":"CVE-2026-87598","ts":1789380578375,"field":"severity","old":"none","new":"medium"},{"seq":194630,"id":"CVE-2026-87598","ts":1789378789613,"field":"cvss","old":"4.3","new":null},{"seq":194629,"id":"CVE-2026-87598","ts":1789378789613,"field":"severity","old":"medium","new":"none"},{"seq":193417,"id":"CVE-2026-87598","ts":1789376521049,"field":"cvss","old":null,"new":"4.3"},{"seq":193416,"id":"CVE-2026-87598","ts":1789376521049,"field":"severity","old":"none","new":"medium"},{"seq":192204,"id":"CVE-2026-87598","ts":1789373639424,"field":"cvss","old":"4.3","new":null},{"seq":192203,"id":"CVE-2026-87598","ts":1789373639424,"field":"severity","old":"medium","new":"none"},{"seq":190989,"id":"CVE-2026-87598","ts":1789369488030,"field":"cvss","old":null,"new":"4.3"},{"seq":190988,"id":"CVE-2026-87598","ts":1789369488030,"field":"severity","old":"none","new":"medium"},{"seq":189776,"id":"CVE-2026-87598","ts":1789368460995,"field":"cvss","old":"4.3","new":null},{"seq":189775,"id":"CVE-2026-87598","ts":1789368460995,"field":"severity","old":"medium","new":"none"},{"seq":188559,"id":"CVE-2026-87598","ts":1789365236955,"field":"cvss","old":null,"new":"4.3"},{"seq":188558,"id":"CVE-2026-87598","ts":1789365236955,"field":"severity","old":"none","new":"medium"},{"seq":187346,"id":"CVE-2026-87598","ts":1789363480334,"field":"cvss","old":"4.3","new":null},{"seq":187345,"id":"CVE-2026-87598","ts":1789363480334,"field":"severity","old":"medium","new":"none"},{"seq":186132,"id":"CVE-2026-87598","ts":1789361235628,"field":"cvss","old":null,"new":"4.3"},{"seq":186131,"id":"CVE-2026-87598","ts":1789361235628,"field":"severity","old":"none","new":"medium"},{"seq":184919,"id":"CVE-2026-87598","ts":1789358378045,"field":"cvss","old":"4.3","new":null},{"seq":184918,"id":"CVE-2026-87598","ts":1789358378045,"field":"severity","old":"medium","new":"none"},{"seq":183168,"id":"CVE-2026-87598","ts":1789354323492,"field":"cvss","old":null,"new":"4.3"},{"seq":183167,"id":"CVE-2026-87598","ts":1789354323492,"field":"severity","old":"none","new":"medium"},{"seq":181961,"id":"CVE-2026-87598","ts":1789353335308,"field":"cvss","old":"4.3","new":null},{"seq":181960,"id":"CVE-2026-87598","ts":1789353335308,"field":"severity","old":"medium","new":"none"},{"seq":180754,"id":"CVE-2026-87598","ts":1789350290953,"field":"cvss","old":null,"new":"4.3"},{"seq":180753,"id":"CVE-2026-87598","ts":1789350290953,"field":"severity","old":"none","new":"medium"},{"seq":179547,"id":"CVE-2026-87598","ts":1789348308635,"field":"cvss","old":"4.3","new":null},{"seq":179546,"id":"CVE-2026-87598","ts":1789348308635,"field":"severity","old":"medium","new":"none"},{"seq":178340,"id":"CVE-2026-87598","ts":1789346377957,"field":"cvss","old":null,"new":"4.3"},{"seq":178339,"id":"CVE-2026-87598","ts":1789346377957,"field":"severity","old":"none","new":"medium"},{"seq":177133,"id":"CVE-2026-87598","ts":1789343188598,"field":"cvss","old":"4.3","new":null},{"seq":177132,"id":"CVE-2026-87598","ts":1789343188598,"field":"severity","old":"medium","new":"none"},{"seq":175250,"id":"CVE-2026-87598","ts":1789334884632,"field":"cvss","old":null,"new":"4.3"},{"seq":175249,"id":"CVE-2026-87598","ts":1789334884632,"field":"severity","old":"none","new":"medium"},{"seq":174045,"id":"CVE-2026-87598","ts":1789333703729,"field":"cvss","old":"4.3","new":null},{"seq":174044,"id":"CVE-2026-87598","ts":1789333703729,"field":"severity","old":"medium","new":"none"},{"seq":172859,"id":"CVE-2026-87598","ts":1789331096957,"field"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