{"id":"CVE-2026-113090","kind":"vulnerability","aliases":["CVE-2026-113090"],"related":[],"title":"Chrome: crafted web page runs code inside browser sandbox via interstitials","description":"Memory corruption in Interstitials in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"Memory corruption in Chrome's interstitial warning pages lets a remote attacker run arbitrary code inside the browser sandbox. The attacker needs only to get a victim to load a crafted HTML page.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"google chrome","fixed":["156.0.8078.47"],"affected":"< 156.0.8078.47","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browsers","chrome","endpoints","linux","macos","other","package","windows"],"not_affected_if":["chrome-at-or-above-156.0.8078.47","other-browsers-only"],"how_to_check":"Open chrome://settings/help and read the version; it is affected if it is below 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","status":"open","published_at":"2026-10-20T22:19:00+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:31+00:00","updated_at":"2026-10-23T22:37:31+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:37:31Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","reach":"internet","title":"Chrome: crafted web page runs code inside browser sandbox via interstitials","impact":"high","summary":"Memory corruption in Chrome's interstitial warning pages lets a remote attacker run arbitrary code inside the browser sandbox. The attacker needs only to get a victim to load a crafted HTML page.","category":"other","who_cares":["chrome","browsers","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Code runs inside the browser sandbox after visiting a crafted page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the version; it is affected if it is below 156.0.8078.47.","needs_analyst":false,"not_affected_if":["chrome-at-or-above-156.0.8078.47","other-browsers-only"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.00085,"input_tokens":2943,"output_tokens":1111,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113090':14A,17A '-2026':13A,16A '156.0.8078.47':70C 'allow':71C 'arbitrari':41B,77C 'attack':39B,48B,74C 'browser':8A,20B,45B 'chrome':1A,19A,21B,31B,67C 'chromium':87C 'code':6A,42B,78C 'corrupt':29B,62C 'craft':2A,58B,84C 'cve':12A,15A 'endpoint':22B 'execut':76C 'get':52B 'googl':66C 'google':18A 'html':59B,85C 'insid':7A,43B,79C 'interstiti':11A,33B,64C 'let':36B 'linux':23B 'load':56B 'maco':24B 'medium':90C 'memori':28B,61C 'need':49B 'packag':26B 'page':4A,35B,60B,86C 'prior':68C 'remot':38B,73C 'run':5A,40B 'sandbox':9A,46B,81C 'secur':88C 'sever':89C 'via':10A,82C 'victim':54B 'warn':34B 'web':3A 'window':27B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:00+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113090","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113090","severity":null,"published_at":"2026-10-20T22:19:00+00:00","modified_at":"2026-10-21T17:37:49+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","fetched_at":"2026-10-23T22:28:59+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}