{"affected":[{"product":"Chrome","source":"CNA: Chrome","vendor":"Google","versions":[{"lessThan":"157.0.8103.38","status":"affected","version":"157.0.8103.38","versionType":"custom"}]}],"cpeConfigurations":[{"negate":false,"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*","versionEndExcluding":"157.0.8103.38","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"cveId":"CVE-2026-121256","cwes":["CWE-672"],"description":"Use of released resource in GPU in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","epss":{"date":"2026-11-04","percentile":0.20835,"score":0.00282},"exploits":[],"kev":null,"metrics":[{"score":8.3,"severity":"high","source":"ADP: CISA-ADP","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"},{"score":8.3,"severity":"high","source":"NVD: 134c704f-9b21-4f2e-91b3-4a467353bcc0","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793855915630,"publishedAt":1793738561674,"references":[{"source":"CNA: Chrome","tags":[],"url":"https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html"},{"source":"CNA: Chrome","tags":[],"url":"https://issues.chromium.org/issues/511768565"},{"source":"chrome-cve-admin@google.com","tags":["Release Notes","Vendor Advisory"],"url":"https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html"},{"source":"chrome-cve-admin@google.com","tags":["Permissions Required"],"url":"https://issues.chromium.org/issues/511768565"}],"remediation":[],"revision":"fbd05a543671dac64b8e66869937733fb42d6bce13fb54326e2a4f6509badc94","sources":[{"modifiedAt":1793854577488,"name":"CNA: Chrome","retrievedAt":1793855391428,"url":"https://www.cve.org/CVERecord?id=CVE-2026-121256"},{"modifiedAt":1793855915630,"name":"NVD","retrievedAt":1793859385218,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121256"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793855398051,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-121256"}],"ssvc":{"assessedAt":1793750400000,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"CVE-2026-121256","updatedAt":1793859385218}