{"id":"CVE-2026-112992","kind":"vulnerability","aliases":["CVE-2026-112992"],"related":[],"title":"Google Chrome: Canvas memory corruption lets a crafted page run code","description":"Memory corruption in Canvas 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)","summary":"A memory corruption bug in Chrome's Canvas component lets a remote attacker run arbitrary code outside the browser sandbox by serving a crafted HTML page. The attacker needs the victim to open that page.","severity":"critical","cvss":9.6,"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","linux","macos","runtime","windows"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in Chrome and check whether the version 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":"2026-10-20T22:18:48+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:38:31+00:00","updated_at":"2026-10-23T22:38:31+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:38:31Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","reach":"internet","title":"Google Chrome: Canvas memory corruption lets a crafted page run code","impact":"high","summary":"A memory corruption bug in Chrome's Canvas component lets a remote attacker run arbitrary code outside the browser sandbox by serving a crafted HTML page. The attacker needs the victim to open that page.","category":"runtime","who_cares":["chrome","desktop","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code outside the sandbox on the user's machine.","analyst_note":"","how_to_check":"Run chrome://version in Chrome and check whether the version is below 156.0.8078.47.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"critical"},"cost_usd":0.00047,"input_tokens":2958,"output_tokens":348,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-112992':14A,17A '-2026':13A,16A '156.0.8078.47':71C 'allow':72C 'arbitrari':41B,79C 'attack':39B,54B,75C 'browser':20B,45B 'bug':30B 'canva':3A,34B,65C 'chrome':2A,19A,21B,32B,68C 'chromium':89C 'code':11A,42B,80C 'compon':35B 'corrupt':5A,29B,63C 'craft':8A,50B,86C 'cve':12A,15A 'desktop':22B 'execut':78C 'googl':1A,67C 'google':18A 'html':51B,87C 'let':6A,36B 'linux':23B 'maco':24B 'medium':92C 'memori':4A,28B,62C 'need':55B 'open':59B 'outsid':43B,81C 'page':9A,52B,61B,88C 'potenti':77C 'prior':69C 'remot':38B,74C 'run':10A,40B 'runtim':25B 'sandbox':46B,83C 'secur':90C 'serv':48B 'sever':91C 'via':84C 'victim':57B 'window':26B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:48+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112992","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112992","severity":null,"published_at":"2026-10-20T22:18:48+00:00","modified_at":"2026-10-22T23:18:23+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"}