{"id":"CVE-2026-119268","kind":"vulnerability","aliases":["CVE-2026-119268"],"related":[],"title":"Chrome: integer overflow in Editing lets a crafted page run code","description":"Integer overflow in Editing in Google Chrome prior to 156.0.8078.79 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)","summary":"Google Chrome before 156.0.8078.79 has an integer overflow in its Editing component. A remote attacker who gets a user to open a crafted HTML page could potentially execute arbitrary code inside the browser sandbox.","severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["browsers","chrome","desktop","other"],"not_affected_if":["already-updated","non-chrome-browser"],"how_to_check":"- Open Chrome, go to `chrome://settings/help`, and read the installed version; compare it with `156.0.8078.79`.\n- On managed fleets, check the Chrome version reported by your device management console.","fix":"- Google Chrome: move to `156.0.8078.79` or later.","status":"open","published_at":"2026-10-30T01:16:45+00:00","first_seen_at":"2026-10-30T01:27:58+00:00","triaged_at":"2026-10-30T01:29:52+00:00","updated_at":"2026-10-30T01:29:52+00:00","category":"other","confidence":0.7,"triage":{"at":"2026-10-30T01:29:52Z","model":"claude-haiku-5-5","output":{"fix":"- Google Chrome: move to `156.0.8078.79` or later.","reach":"internet","title":"Chrome: integer overflow in Editing lets a crafted page run code","impact":"high","summary":"Google Chrome before 156.0.8078.79 has an integer overflow in its Editing component. A remote attacker who gets a user to open a crafted HTML page could potentially execute arbitrary code inside the browser sandbox.","audience":"everyone","category":"other","nicknames":[],"who_cares":["chrome","browsers","desktop"],"confidence":0.7,"fix_status":"available","needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a victim visits a page","analyst_note":"Confirm whether the Chromium release notes mark this as exploited or give a sandbox escape chain; check the Chrome releases blog for the fixed build.","how_to_check":"- Open Chrome, go to `chrome://settings/help`, and read the installed version; compare it with `156.0.8078.79`.\n- On managed fleets, check the Chrome version reported by your device management console.","plain_action":"Update Google Chrome to version 156.0.8078.79 or later: Chrome menu > Help > About Google Chrome.","needs_analyst":true,"not_affected_if":["already-updated","non-chrome-browser"],"who_is_affected":"Any device running Google Chrome before 156.0.8078.79 is exposed when a user visits a malicious page. Managed fleets with auto-update disabled are most at risk. Systems on a fixed version or with a different browser are not affected by this entry.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000704,"input_tokens":4105,"output_tokens":587,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-119268':14A,17A '-2026':13A,16A '156.0.8078.79':24B,64C 'allow':65C 'arbitrari':49B,72C 'attack':35B,68C 'browser':18B,53B 'chrome':1A,19B,22B,61C 'chromium':82C 'code':11A,50B,73C 'compon':32B 'could':46B 'craft':8A,43B,79C 'cve':12A,15A 'desktop':20B 'edit':5A,31B,58C 'execut':48B,71C 'get':37B 'googl':21B,60C 'high':85C 'html':44B,80C 'insid':51B,74C 'integ':2A,27B,55C 'let':6A 'open':41B 'overflow':3A,28B,56C 'page':9A,45B,81C 'potenti':47B,70C 'prior':62C 'remot':34B,67C 'run':10A 'sandbox':54B,76C 'secur':83C 'sever':84C 'user':39B 'via':77C","nicknames":[],"mitigations":[],"who_affected":"Any device running Google Chrome before 156.0.8078.79 is exposed when a user visits a malicious page. Managed fleets with auto-update disabled are most at risk. Systems on a fixed version or with a different browser are not affected by this entry.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"everyone","plain_action":"Update Google Chrome to version 156.0.8078.79 or later: Chrome menu > Help > About Google Chrome.","first_public_at":"2026-10-30T01:16:45+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-119268","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119268","severity":null,"published_at":"2026-10-30T01:16:45+00:00","modified_at":"2026-10-30T01:16:45+00:00","first_seen_at":"2026-10-30T01:27:58+00:00","fetched_at":"2026-10-30T01:27:58+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"}