{"id":"CVE-2026-87509","title":"Incorrect authorization in Updater in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program","summary":"Incorrect authorization in Updater in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: Low)","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-863"],"vendor":"google","product":"chrome","affected":["chrome < 153.0.8010.36"],"patched":["chrome 153.0.8010.36"],"published":"2026-09-09","updated":"2026-09-10","sourceUpdated":"2026-09-10T04:18:22.690","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87509","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/535718578","label":"chrome-cve-admin@google.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-09T14:14:22.688263Z"},"epss":0.00104,"epssPercentile":0.01137,"ingestedAt":"2026-09-09T01:17:17.505Z","slug":"CVE-2026-87509","body":"## Overview\n\nIncorrect authorization in Updater in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (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`","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":202328,"id":"CVE-2026-87509","ts":1789400065511,"field":"cvss","old":null,"new":"8.1"},{"seq":202327,"id":"CVE-2026-87509","ts":1789400065511,"field":"severity","old":"none","new":"high"},{"seq":201055,"id":"CVE-2026-87509","ts":1789397619707,"field":"cvss","old":"8.1","new":null},{"seq":201054,"id":"CVE-2026-87509","ts":1789397619707,"field":"severity","old":"high","new":"none"},{"seq":199748,"id":"CVE-2026-87509","ts":1789395572137,"field":"cvss","old":null,"new":"8.1"},{"seq":199747,"id":"CVE-2026-87509","ts":1789395572137,"field":"severity","old":"none","new":"high"},{"seq":198989,"id":"CVE-2026-87509","ts":1789392259846,"field":"cvss","old":"8.1","new":null},{"seq":198988,"id":"CVE-2026-87509","ts":1789392259846,"field":"severity","old":"high","new":"none"},{"seq":197322,"id":"CVE-2026-87509","ts":1789384296399,"field":"cvss","old":null,"new":"8.1"},{"seq":197321,"id":"CVE-2026-87509","ts":1789384296399,"field":"severity","old":"none","new":"high"},{"seq":196596,"id":"CVE-2026-87509","ts":1789383764155,"field":"cvss","old":"8.1","new":null},{"seq":196595,"id":"CVE-2026-87509","ts":1789383764155,"field":"severity","old":"high","new":"none"},{"seq":195500,"id":"CVE-2026-87509","ts":1789380577257,"field":"cvss","old":null,"new":"8.1"},{"seq":195499,"id":"CVE-2026-87509","ts":1789380577257,"field":"severity","old":"none","new":"high"},{"seq":194451,"id":"CVE-2026-87509","ts":1789378788974,"field":"cvss","old":"8.1","new":null},{"seq":194450,"id":"CVE-2026-87509","ts":1789378788974,"field":"severity","old":"high","new":"none"},{"seq":193238,"id":"CVE-2026-87509","ts":1789376520390,"field":"cvss","old":null,"new":"8.1"},{"seq":193237,"id":"CVE-2026-87509","ts":1789376520390,"field":"severity","old":"none","new":"high"},{"seq":192025,"id":"CVE-2026-87509","ts":1789373638755,"field":"cvss","old":"8.1","new":null},{"seq":192024,"id":"CVE-2026-87509","ts":1789373638755,"field":"severity","old":"high","new":"none"},{"seq":190810,"id":"CVE-2026-87509","ts":1789369487225,"field":"cvss","old":null,"new":"8.1"},{"seq":190809,"id":"CVE-2026-87509","ts":1789369487225,"field":"severity","old":"none","new":"high"},{"seq":189597,"id":"CVE-2026-87509","ts":1789368460328,"field":"cvss","old":"8.1","new":null},{"seq":189596,"id":"CVE-2026-87509","ts":1789368460328,"field":"severity","old":"high","new":"none"},{"seq":188380,"id":"CVE-2026-87509","ts":1789365236336,"field":"cvss","old":null,"new":"8.1"},{"seq":188379,"id":"CVE-2026-87509","ts":1789365236336,"field":"severity","old":"none","new":"high"},{"seq":187167,"id":"CVE-2026-87509","ts":1789363479715,"field":"cvss","old":"8.1","new":null},{"seq":187166,"id":"CVE-2026-87509","ts":1789363479715,"field":"severity","old":"high","new":"none"},{"seq":185953,"id":"CVE-2026-87509","ts":1789361234963,"field":"cvss","old":null,"new":"8.1"},{"seq":185952,"id":"CVE-2026-87509","ts":1789361234963,"field":"severity","old":"none","new":"high"},{"seq":184740,"id":"CVE-2026-87509","ts":1789358376676,"field":"cvss","old":"8.1","new":null},{"seq":184739,"id":"CVE-2026-87509","ts":1789358376676,"field":"severity","old":"high","new":"none"},{"seq":182989,"id":"CVE-2026-87509","ts":1789354322784,"field":"cvss","old":null,"new":"8.1"},{"seq":182988,"id":"CVE-2026-87509","ts":1789354322784,"field":"severity","old":"none","new":"high"},{"seq":181782,"id":"CVE-2026-87509","ts":1789353334687,"field":"cvss","old":"8.1","new":null},{"seq":181781,"id":"CVE-2026-87509","ts":1789353334687,"field":"severity","old":"high","new":"none"},{"seq":180575,"id":"CVE-2026-87509","ts":1789350290306,"field":"cvss","old":null,"new":"8.1"},{"seq":180574,"id":"CVE-2026-87509","ts":1789350290306,"field":"severity","old":"none","new":"high"},{"seq":179368,"id":"CVE-2026-87509","ts":1789348307987,"field":"cvss","old":"8.1","new":null},{"seq":179367,"id":"CVE-2026-87509","ts":1789348307987,"field":"severity","old":"high","new":"none"},{"seq":178161,"id":"CVE-2026-87509","ts":1789346377342,"field":"cvss","old":null,"new":"8.1"},{"seq":178160,"id":"CVE-2026-87509","ts":1789346377342,"field":"severity","old":"none","new":"high"},{"seq":176954,"id":"CVE-2026-87509","ts":1789343187499,"field":"cvss","old":"8.1","new":null},{"seq":176953,"id":"CVE-2026-87509","ts":1789343187499,"field":"severity","old":"high","new":"none"},{"seq":175071,"id":"CVE-2026-87509","ts":1789334883934,"field":"cvss","old":null,"new":"8.1"},{"seq":175070,"id":"CVE-2026-87509","ts":1789334883934,"field":"severity","old":"none","new":"high"},{"seq":173866,"id":"CVE-2026-87509","ts":1789333703098,"field":"cvss","old":"8.1","new":null},{"seq":173865,"id":"CVE-2026-87509","ts":1789333703098,"field":"severity","old":"high","new":"none"},{"seq":172680,"id":"CVE-2026-87509","ts":1789331096327,"field":"cvss","old":null,"new":"8.1"},{"seq":172679,"id":"CVE-2026-87509","ts":1789331096327,"field":"severity","old":"no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