{"id":"CVE-2026-113041","kind":"vulnerability","aliases":["CVE-2026-113041"],"related":[],"title":"Chrome: use-after-free in Actor lets a crafted web page run code","description":"Use after free in Actor 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":"A use-after-free bug in the Actor component of Google Chrome before 156.0.8078.47 lets a remote attacker run code inside the browser sandbox via a crafted HTML page. The attacker gets sandboxed code execution when a user visits the 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","desktop","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help and read the installed version; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","status":"open","published_at":"2026-10-20T22:18:55+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:57+00:00","updated_at":"2026-10-23T22:37:57+00:00","category":"runtime","confidence":0.7,"triage":{"at":"2026-10-23T22:37:57Z","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: use-after-free in Actor lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in the Actor component of Google Chrome before 156.0.8078.47 lets a remote attacker run code inside the browser sandbox via a crafted HTML page. The attacker gets sandboxed code execution when a user visits the page.","category":"runtime","who_cares":["chrome","desktop","browsers"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a user visits a page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the installed version; anything below 156.0.8078.47 is affected.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000477,"input_tokens":2942,"output_tokens":365,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113041':17A,20A '-2026':16A,19A '156.0.8078.47':41B,79C 'actor':7A,35B,73C 'allow':80C 'arbitrari':86C 'attack':45B,58B,83C 'browser':23B,50B 'bug':32B 'chrome':1A,22A,24B,39B,76C 'chromium':96C 'code':14A,47B,61B,87C 'compon':36B 'craft':10A,54B,93C 'cve':15A,18A 'desktop':25B 'execut':62B,85C 'free':5A,31B,71C 'get':59B 'googl':38B,75C 'google':21A 'html':55B,94C 'insid':48B,88C 'let':8A,42B 'medium':99C 'page':12A,56B,68B,95C 'prior':77C 'remot':44B,82C 'run':13A,46B 'runtim':26B 'sandbox':51B,60B,90C 'secur':97C 'sever':98C 'use':3A,29B,69C 'use-after-fre':2A,28B 'user':65B 'via':52B,91C 'visit':66B 'web':11A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:55+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-2026-113041","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113041","severity":null,"published_at":"2026-10-20T22:18:55+00:00","modified_at":"2026-10-22T15:38:23+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"}