{"id":"CVE-2026-113288","kind":"vulnerability","aliases":["CVE-2026-113288"],"related":[],"title":"Chrome: memory corruption in Core lets a web page run code","description":"Memory corruption in Core 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: Low)","summary":"A memory corruption bug in Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. The attacker gets code execution in the renderer after a victim visits the page, and the sandbox is not escaped according to the source.","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":["chrome","desktop-browser","linux","macos","other","vendor","windows"],"not_affected_if":["chrome-version-at-or-above-156.0.8078.47"],"how_to_check":"Run chrome://version in the browser and compare the version with 156.0.8078.47.\nOn managed machines, check the installed Chrome version with the platform's package or device management tool.","fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","status":"open","published_at":"2026-10-20T22:19:22+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:21+00:00","updated_at":"2026-10-23T22:35:21+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T22:35:21Z","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: memory corruption in Core lets a web page run code","impact":"high","summary":"A memory corruption bug in Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. The attacker gets code execution in the renderer after a victim visits the page, and the sandbox is not escaped according to the source.","category":"vendor","who_cares":["chrome","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a victim visits a page","analyst_note":"","how_to_check":"Run chrome://version in the browser and compare the version with 156.0.8078.47.\nOn managed machines, check the installed Chrome version with the platform's package or device management tool.","needs_analyst":false,"not_affected_if":["chrome-version-at-or-above-156.0.8078.47"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000497,"input_tokens":2948,"output_tokens":404,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113288':14A,17A '-2026':13A,16A '156.0.8078.47':37B,87C 'accord':74B 'allow':88C 'arbitrari':43B,94C 'attack':41B,55B,91C 'browser':23B,47B 'bug':32B 'chrome':1A,19A,20B,35B,84C 'chromium':104C 'code':11A,44B,57B,95C 'core':5A,81C 'corrupt':3A,31B,79C 'craft':51B,101C 'cve':12A,15A 'desktop':22B 'desktop-brows':21B 'escap':73B 'execut':58B,93C 'get':56B 'googl':34B,83C 'google':18A 'html':52B,102C 'insid':45B,96C 'let':6A,38B 'linux':24B 'low':107C 'maco':25B 'memori':2A,30B,78C 'page':9A,53B,67B,103C 'prior':85C 'remot':40B,90C 'render':61B 'run':10A,42B 'sandbox':48B,70B,98C 'secur':105C 'sever':106C 'sourc':77B 'vendor':27B 'via':49B,99C 'victim':64B 'visit':65B 'web':8A 'window':28B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:22+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-2026-113288","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113288","severity":null,"published_at":"2026-10-20T22:19:22+00:00","modified_at":"2026-10-21T17:07:14+00:00","first_seen_at":"2026-10-23T21:57:24+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"}