{"id":"CVE-2026-87548","title":"Improper state validation in Installer in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions via a crafted HTML page","summary":"Improper state validation in Installer in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","cwe":["CWE-754"],"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":"2026-09-10T16:18:05.563","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87548","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/513495219","label":"chrome-cve-admin@google.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-10T15:37:52.300220Z"},"epss":0.00277,"epssPercentile":0.20441,"ingestedAt":"2026-09-09T01:17:17.509Z","slug":"CVE-2026-87548","body":"## Overview\n\nImproper state validation in Installer in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)\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":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":202406,"id":"CVE-2026-87548","ts":1789400071886,"field":"cvss","old":null,"new":"4.3"},{"seq":202405,"id":"CVE-2026-87548","ts":1789400071886,"field":"severity","old":"none","new":"medium"},{"seq":201133,"id":"CVE-2026-87548","ts":1789397620028,"field":"cvss","old":"4.3","new":null},{"seq":201132,"id":"CVE-2026-87548","ts":1789397620028,"field":"severity","old":"medium","new":"none"},{"seq":199826,"id":"CVE-2026-87548","ts":1789395577999,"field":"cvss","old":null,"new":"4.3"},{"seq":199825,"id":"CVE-2026-87548","ts":1789395577999,"field":"severity","old":"none","new":"medium"},{"seq":199067,"id":"CVE-2026-87548","ts":1789392260124,"field":"cvss","old":"4.3","new":null},{"seq":199066,"id":"CVE-2026-87548","ts":1789392260124,"field":"severity","old":"medium","new":"none"},{"seq":197400,"id":"CVE-2026-87548","ts":1789384296658,"field":"cvss","old":null,"new":"4.3"},{"seq":197399,"id":"CVE-2026-87548","ts":1789384296658,"field":"severity","old":"none","new":"medium"},{"seq":196674,"id":"CVE-2026-87548","ts":1789383769430,"field":"cvss","old":"4.3","new":null},{"seq":196673,"id":"CVE-2026-87548","ts":1789383769430,"field":"severity","old":"medium","new":"none"},{"seq":195578,"id":"CVE-2026-87548","ts":1789380578039,"field":"cvss","old":null,"new":"4.3"},{"seq":195577,"id":"CVE-2026-87548","ts":1789380578039,"field":"severity","old":"none","new":"medium"},{"seq":194529,"id":"CVE-2026-87548","ts":1789378789267,"field":"cvss","old":"4.3","new":null},{"seq":194528,"id":"CVE-2026-87548","ts":1789378789267,"field":"severity","old":"medium","new":"none"},{"seq":193316,"id":"CVE-2026-87548","ts":1789376520682,"field":"cvss","old":null,"new":"4.3"},{"seq":193315,"id":"CVE-2026-87548","ts":1789376520682,"field":"severity","old":"none","new":"medium"},{"seq":192103,"id":"CVE-2026-87548","ts":1789373639053,"field":"cvss","old":"4.3","new":null},{"seq":192102,"id":"CVE-2026-87548","ts":1789373639053,"field":"severity","old":"medium","new":"none"},{"seq":190888,"id":"CVE-2026-87548","ts":1789369487581,"field":"cvss","old":null,"new":"4.3"},{"seq":190887,"id":"CVE-2026-87548","ts":1789369487581,"field":"severity","old":"none","new":"medium"},{"seq":189675,"id":"CVE-2026-87548","ts":1789368460649,"field":"cvss","old":"4.3","new":null},{"seq":189674,"id":"CVE-2026-87548","ts":1789368460649,"field":"severity","old":"medium","new":"none"},{"seq":188458,"id":"CVE-2026-87548","ts":1789365236604,"field":"cvss","old":null,"new":"4.3"},{"seq":188457,"id":"CVE-2026-87548","ts":1789365236604,"field":"severity","old":"none","new":"medium"},{"seq":187245,"id":"CVE-2026-87548","ts":1789363479985,"field":"cvss","old":"4.3","new":null},{"seq":187244,"id":"CVE-2026-87548","ts":1789363479985,"field":"severity","old":"medium","new":"none"},{"seq":186031,"id":"CVE-2026-87548","ts":1789361235246,"field":"cvss","old":null,"new":"4.3"},{"seq":186030,"id":"CVE-2026-87548","ts":1789361235246,"field":"severity","old":"none","new":"medium"},{"seq":184818,"id":"CVE-2026-87548","ts":1789358376984,"field":"cvss","old":"4.3","new":null},{"seq":184817,"id":"CVE-2026-87548","ts":1789358376984,"field":"severity","old":"medium","new":"none"},{"seq":183067,"id":"CVE-2026-87548","ts":1789354323099,"field":"cvss","old":null,"new":"4.3"},{"seq":183066,"id":"CVE-2026-87548","ts":1789354323099,"field":"severity","old":"none","new":"medium"},{"seq":181860,"id":"CVE-2026-87548","ts":1789353334966,"field":"cvss","old":"4.3","new":null},{"seq":181859,"id":"CVE-2026-87548","ts":1789353334966,"field":"severity","old":"medium","new":"none"},{"seq":180653,"id":"CVE-2026-87548","ts":1789350290598,"field":"cvss","old":null,"new":"4.3"},{"seq":180652,"id":"CVE-2026-87548","ts":1789350290598,"field":"severity","old":"none","new":"medium"},{"seq":179446,"id":"CVE-2026-87548","ts":1789348308255,"field":"cvss","old":"4.3","new":null},{"seq":179445,"id":"CVE-2026-87548","ts":1789348308255,"field":"severity","old":"medium","new":"none"},{"seq":178239,"id":"CVE-2026-87548","ts":1789346377611,"field":"cvss","old":null,"new":"4.3"},{"seq":178238,"id":"CVE-2026-87548","ts":1789346377611,"field":"severity","old":"none","new":"medium"},{"seq":177032,"id":"CVE-2026-87548","ts":1789343188204,"field":"cvss","old":"4.3","new":null},{"seq":177031,"id":"CVE-2026-87548","ts":1789343188204,"field":"severity","old":"medium","new":"none"},{"seq":175149,"id":"CVE-2026-87548","ts":1789334884248,"field":"cvss","old":null,"new":"4.3"},{"seq":175148,"id":"CVE-2026-87548","ts":1789334884248,"field":"severity","old":"none","new":"medium"},{"seq":173944,"id":"CVE-2026-87548","ts":1789333703382,"field":"cvss","old":"4.3","new":null},{"seq":173943,"id":"CVE-2026-87548","ts":1789333703382,"field":"severity","old":"medium","new":"none"},{"seq":172758,"id":"CVE-2026-87548","ts":1789331096618,"field":"cvss","old":null,"new":"4.3"},{"seq":172757,"id":"CVE-2026-87548"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