{"id":"CVE-2026-87502","title":"Confused deputy in Fullscreen in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to spoof UI elements via a crafted HTML page","summary":"Confused deputy in Fullscreen in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to spoof UI elements via a crafted HTML page. (Chromium security se…","severity":"medium","cvss":4.2,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L","cwe":["CWE-441"],"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":"2026-09-09T18:09:35.667","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-87502","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/515426792","label":"chrome-cve-admin@google.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-87502.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-87502"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-87502"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-09T15:05:21.663155Z"},"epss":0.00168,"epssPercentile":0.06447,"scores":{"nvd":4.2,"adp":4.2,"vendor":3.5},"ingestedAt":"2026-09-09T01:17:17.506Z","slug":"CVE-2026-87502","body":"## Overview\n\nConfused deputy in Fullscreen in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to spoof UI elements 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-2026-87502.json)","depth":"sunlit","depthScore":23,"depthScoreParts":{"impact":23.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":202314,"id":"CVE-2026-87502","ts":1789400065455,"field":"cvss","old":null,"new":"4.2"},{"seq":202313,"id":"CVE-2026-87502","ts":1789400065455,"field":"severity","old":"none","new":"medium"},{"seq":201041,"id":"CVE-2026-87502","ts":1789397619376,"field":"cvss","old":"4.2","new":null},{"seq":201040,"id":"CVE-2026-87502","ts":1789397619376,"field":"severity","old":"medium","new":"none"},{"seq":199734,"id":"CVE-2026-87502","ts":1789395571044,"field":"cvss","old":null,"new":"4.2"},{"seq":199733,"id":"CVE-2026-87502","ts":1789395571044,"field":"severity","old":"none","new":"medium"},{"seq":198975,"id":"CVE-2026-87502","ts":1789392259099,"field":"cvss","old":"4.2","new":null},{"seq":198974,"id":"CVE-2026-87502","ts":1789392259099,"field":"severity","old":"medium","new":"none"},{"seq":197308,"id":"CVE-2026-87502","ts":1789384296355,"field":"cvss","old":null,"new":"4.2"},{"seq":197307,"id":"CVE-2026-87502","ts":1789384296355,"field":"severity","old":"none","new":"medium"},{"seq":196582,"id":"CVE-2026-87502","ts":1789383763242,"field":"cvss","old":"4.2","new":null},{"seq":196581,"id":"CVE-2026-87502","ts":1789383763242,"field":"severity","old":"medium","new":"none"},{"seq":195486,"id":"CVE-2026-87502","ts":1789380577209,"field":"cvss","old":null,"new":"4.2"},{"seq":195485,"id":"CVE-2026-87502","ts":1789380577209,"field":"severity","old":"none","new":"medium"},{"seq":194437,"id":"CVE-2026-87502","ts":1789378786620,"field":"cvss","old":"4.2","new":null},{"seq":194436,"id":"CVE-2026-87502","ts":1789378786620,"field":"severity","old":"medium","new":"none"},{"seq":193224,"id":"CVE-2026-87502","ts":1789376520335,"field":"cvss","old":null,"new":"4.2"},{"seq":193223,"id":"CVE-2026-87502","ts":1789376520335,"field":"severity","old":"none","new":"medium"},{"seq":192011,"id":"CVE-2026-87502","ts":1789373637528,"field":"cvss","old":"4.2","new":null},{"seq":192010,"id":"CVE-2026-87502","ts":1789373637528,"field":"severity","old":"medium","new":"none"},{"seq":190796,"id":"CVE-2026-87502","ts":1789369487169,"field":"cvss","old":null,"new":"4.2"},{"seq":190795,"id":"CVE-2026-87502","ts":1789369487169,"field":"severity","old":"none","new":"medium"},{"seq":189583,"id":"CVE-2026-87502","ts":1789368459463,"field":"cvss","old":"4.2","new":null},{"seq":189582,"id":"CVE-2026-87502","ts":1789368459463,"field":"severity","old":"medium","new":"none"},{"seq":188366,"id":"CVE-2026-87502","ts":1789365236289,"field":"cvss","old":null,"new":"4.2"},{"seq":188365,"id":"CVE-2026-87502","ts":1789365236289,"field":"severity","old":"none","new":"medium"},{"seq":187153,"id":"CVE-2026-87502","ts":1789363478929,"field":"cvss","old":"4.2","new":null},{"seq":187152,"id":"CVE-2026-87502","ts":1789363478929,"field":"severity","old":"medium","new":"none"},{"seq":185939,"id":"CVE-2026-87502","ts":1789361234914,"field":"cvss","old":null,"new":"4.2"},{"seq":185938,"id":"CVE-2026-87502","ts":1789361234914,"field":"severity","old":"none","new":"medium"},{"seq":184726,"id":"CVE-2026-87502","ts":1789358375795,"field":"cvss","old":"4.2","new":null},{"seq":184725,"id":"CVE-2026-87502","ts":1789358375795,"field":"severity","old":"medium","new":"none"},{"seq":182975,"id":"CVE-2026-87502","ts":1789354322729,"field":"cvss","old":null,"new":"4.2"},{"seq":182974,"id":"CVE-2026-87502","ts":1789354322729,"field":"severity","old":"none","new":"medium"},{"seq":181768,"id":"CVE-2026-87502","ts":1789353333561,"field":"cvss","old":"4.2","new":null},{"seq":181767,"id":"CVE-2026-87502","ts":1789353333561,"field":"severity","old":"medium","new":"none"},{"seq":180561,"id":"CVE-2026-87502","ts":1789350290258,"field":"cvss","old":null,"new":"4.2"},{"seq":180560,"id":"CVE-2026-87502","ts":1789350290258,"field":"severity","old":"none","new":"medium"},{"seq":179354,"id":"CVE-2026-87502","ts":1789348306494,"field":"cvss","old":"4.2","new":null},{"seq":179353,"id":"CVE-2026-87502","ts":1789348306494,"field":"severity","old":"medium","new":"none"},{"seq":178147,"id":"CVE-2026-87502","ts":1789346377295,"field":"cvss","old":null,"new":"4.2"},{"seq":178146,"id":"CVE-2026-87502","ts":1789346377295,"field":"severity","old":"none","new":"medium"},{"seq":176940,"id":"CVE-2026-87502","ts":1789343187402,"field":"cvss","old":"4.2","new":null},{"seq":176939,"id":"CVE-2026-87502","ts":1789343187402,"field":"severity","old":"medium","new":"none"},{"seq":175057,"id":"CVE-2026-87502","ts":1789334883880,"field":"cvss","old":null,"new":"4.2"},{"seq":175056,"id":"CVE-2026-87502","ts":1789334883880,"field":"severity","old":"none","new":"medium"},{"seq":173852,"id":"CVE-2026-87502","ts":1789333703051,"field":"cvss","old":"4.2","new":null},{"seq":173851,"id":"CVE-2026-87502","ts":1789333703051,"field":"severity","old":"medium","new":"none"},{"seq":172666,"id":"CVE-2026-87502","ts":1789331096281,"field"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