{"id":"CVE-2026-113078","title":"Improper input validation in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page","summary":"Improper input validation in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","severity":"critical","cvss":9.6,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cvssSource":"adp","cwe":["CWE-20"],"vendor":"Google","product":"Chrome","affected":["Chrome >= 156.0.8078.47 < 156.0.8078.47"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-21T00:46:07.835012Z"},"published":"2026-10-20","updated":"2026-10-21","sourceUpdated":"2026-10-21T00:51:43.357Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113078","references":[{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"},{"url":"https://issues.chromium.org/issues/499520020"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T21:19:21.227Z","slug":"CVE-2026-113078","body":"## Overview\n\nImproper input validation in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)\n\n## Affected\n\n- `Chrome >= 156.0.8078.47 < 156.0.8078.47`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":52.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":226746,"id":"CVE-2026-113078","ts":1792546653212,"field":"cvss","old":null,"new":"9.6"},{"seq":226745,"id":"CVE-2026-113078","ts":1792546653212,"field":"severity","old":"none","new":"critical"}]}