{"id":"CVE-2026-87645","title":"Improper state validation in Safebrowsing 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 Safebrowsing 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":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/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":"2026-09-10T19:17:38.963","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87645","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/502611474","label":"chrome-cve-admin@google.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87645.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-87645"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-87645"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87645"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-10T18:46:07.750739Z"},"epss":0.00167,"epssPercentile":0.06421,"ingestedAt":"2026-09-09T01:17:17.510Z","slug":"CVE-2026-87645","body":"## Overview\n\nImproper state validation in Safebrowsing 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`\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-2026-87645.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":202601,"id":"CVE-2026-87645","ts":1789400086181,"field":"cvss","old":null,"new":"5.4"},{"seq":202600,"id":"CVE-2026-87645","ts":1789400086181,"field":"severity","old":"none","new":"medium"},{"seq":201328,"id":"CVE-2026-87645","ts":1789397620748,"field":"cvss","old":"5.4","new":null},{"seq":201327,"id":"CVE-2026-87645","ts":1789397620748,"field":"severity","old":"medium","new":"none"},{"seq":200021,"id":"CVE-2026-87645","ts":1789395578681,"field":"cvss","old":null,"new":"5.4"},{"seq":200020,"id":"CVE-2026-87645","ts":1789395578681,"field":"severity","old":"none","new":"medium"},{"seq":199258,"id":"CVE-2026-87645","ts":1789392260802,"field":"cvss","old":"5.4","new":null},{"seq":199257,"id":"CVE-2026-87645","ts":1789392260802,"field":"severity","old":"medium","new":"none"},{"seq":197591,"id":"CVE-2026-87645","ts":1789384297296,"field":"cvss","old":null,"new":"5.4"},{"seq":197590,"id":"CVE-2026-87645","ts":1789384297296,"field":"severity","old":"none","new":"medium"},{"seq":196865,"id":"CVE-2026-87645","ts":1789383782430,"field":"cvss","old":"5.4","new":null},{"seq":196864,"id":"CVE-2026-87645","ts":1789383782430,"field":"severity","old":"medium","new":"none"},{"seq":195769,"id":"CVE-2026-87645","ts":1789380578697,"field":"cvss","old":null,"new":"5.4"},{"seq":195768,"id":"CVE-2026-87645","ts":1789380578697,"field":"severity","old":"none","new":"medium"},{"seq":194720,"id":"CVE-2026-87645","ts":1789378789952,"field":"cvss","old":"5.4","new":null},{"seq":194719,"id":"CVE-2026-87645","ts":1789378789952,"field":"severity","old":"medium","new":"none"},{"seq":193507,"id":"CVE-2026-87645","ts":1789376521541,"field":"cvss","old":null,"new":"5.4"},{"seq":193506,"id":"CVE-2026-87645","ts":1789376521541,"field":"severity","old":"none","new":"medium"},{"seq":192294,"id":"CVE-2026-87645","ts":1789373639763,"field":"cvss","old":"5.4","new":null},{"seq":192293,"id":"CVE-2026-87645","ts":1789373639763,"field":"severity","old":"medium","new":"none"},{"seq":191079,"id":"CVE-2026-87645","ts":1789369489184,"field":"cvss","old":null,"new":"5.4"},{"seq":191078,"id":"CVE-2026-87645","ts":1789369489184,"field":"severity","old":"none","new":"medium"},{"seq":189866,"id":"CVE-2026-87645","ts":1789368461327,"field":"cvss","old":"5.4","new":null},{"seq":189865,"id":"CVE-2026-87645","ts":1789368461327,"field":"severity","old":"medium","new":"none"},{"seq":188649,"id":"CVE-2026-87645","ts":1789365237281,"field":"cvss","old":null,"new":"5.4"},{"seq":188648,"id":"CVE-2026-87645","ts":1789365237281,"field":"severity","old":"none","new":"medium"},{"seq":187436,"id":"CVE-2026-87645","ts":1789363480670,"field":"cvss","old":"5.4","new":null},{"seq":187435,"id":"CVE-2026-87645","ts":1789363480670,"field":"severity","old":"medium","new":"none"},{"seq":186222,"id":"CVE-2026-87645","ts":1789361235958,"field":"cvss","old":null,"new":"5.4"},{"seq":186221,"id":"CVE-2026-87645","ts":1789361235958,"field":"severity","old":"none","new":"medium"},{"seq":185009,"id":"CVE-2026-87645","ts":1789358384498,"field":"cvss","old":"5.4","new":null},{"seq":185008,"id":"CVE-2026-87645","ts":1789358384498,"field":"severity","old":"medium","new":"none"},{"seq":183258,"id":"CVE-2026-87645","ts":1789354323870,"field":"cvss","old":null,"new":"5.4"},{"seq":183257,"id":"CVE-2026-87645","ts":1789354323870,"field":"severity","old":"none","new":"medium"},{"seq":182051,"id":"CVE-2026-87645","ts":1789353335654,"field":"cvss","old":"5.4","new":null},{"seq":182050,"id":"CVE-2026-87645","ts":1789353335654,"field":"severity","old":"medium","new":"none"},{"seq":180844,"id":"CVE-2026-87645","ts":1789350291280,"field":"cvss","old":null,"new":"5.4"},{"seq":180843,"id":"CVE-2026-87645","ts":1789350291280,"field":"severity","old":"none","new":"medium"},{"seq":179637,"id":"CVE-2026-87645","ts":1789348308980,"field":"cvss","old":"5.4","new":null},{"seq":179636,"id":"CVE-2026-87645","ts":1789348308980,"field":"severity","old":"medium","new":"none"},{"seq":178430,"id":"CVE-2026-87645","ts":1789346378285,"field":"cvss","old":null,"new":"5.4"},{"seq":178429,"id":"CVE-2026-87645","ts":1789346378285,"field":"severity","old":"none","new":"medium"},{"seq":177223,"id":"CVE-2026-87645","ts":1789343188944,"field":"cvss","old":"5.4","new":null},{"seq":177222,"id":"CVE-2026-87645","ts":1789343188944,"field":"severity","old":"medium","new":"none"},{"seq":175340,"id":"CVE-2026-87645","ts":1789334885006,"field":"cvss","old":null,"new":"5.4"},{"seq":175339,"id":"CVE-2026-87645","ts":1789334885006,"field":"severity","old":"none","new":"medium"},{"seq":174135,"id":"CVE-2026-87645","ts":1789333704059,"field":"cvss","old":"5.4","new":null},{"seq":174134,"id":"CVE-2026-87645","ts":1789333704059,"field":"severity","old":"medium","new":"none"},{"seq":172949,"id":"CVE-2026-87645","ts":1789331097286,"field"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