{"id":"CVE-2026-113069","kind":"vulnerability","aliases":["CVE-2026-113069"],"related":[],"title":"Chrome: compositing memory corruption lets a crafted page run code","description":"Memory corruption in Compositing 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":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its Compositing component. A remote attacker who gets a user to open a crafted HTML page can execute arbitrary code inside the browser sandbox.","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","desktop","runtime"],"not_affected_if":["already-updated-browser"],"how_to_check":"Open chrome://settings/help and read the Chrome version; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:18:58+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:42+00:00","updated_at":"2026-10-23T22:37:42+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:37:42Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: compositing memory corruption lets a crafted page run code","impact":"high","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its Compositing component. A remote attacker who gets a user to open a crafted HTML page can execute arbitrary code inside the browser sandbox.","category":"runtime","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"attacker code runs inside the browser sandbox after a visit to a page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the Chrome version; anything below 156.0.8078.47 is affected.","needs_analyst":false,"not_affected_if":["already-updated-browser"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000462,"input_tokens":2942,"output_tokens":336,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113069':13A,16A '-2026':12A,15A '156.0.8078.47':26B,66C 'allow':67C 'arbitrari':51B,73C 'attack':38B,70C 'browser':19B,55B 'bug':31B 'chrome':1A,18A,20B,24B,63C 'chromium':83C 'code':10A,52B,74C 'compon':35B 'composit':2A,34B,60C 'corrupt':4A,30B,58C 'craft':7A,46B,80C 'cve':11A,14A 'desktop':21B 'execut':50B,72C 'get':40B 'googl':23B,62C 'google':17A 'html':47B,81C 'insid':53B,75C 'let':5A 'medium':86C 'memori':3A,29B,57C 'open':44B 'page':8A,48B,82C 'prior':64C 'remot':37B,69C 'run':9A 'runtim':22B 'sandbox':56B,77C 'secur':84C 'sever':85C 'user':42B 'via':78C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:58+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-2026-113069","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113069","severity":null,"published_at":"2026-10-20T22:18:58+00:00","modified_at":"2026-10-21T17:10:10+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"}