{"id":"CVE-2026-113073","kind":"vulnerability","aliases":["CVE-2026-113073"],"related":[],"title":"Chrome: use-after-free lets a crafted web page run code in the sandbox","description":"Use after free in Browser 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 Google Chrome's browser component lets a remote attacker run arbitrary code inside the sandbox when a victim opens a crafted HTML page. Chrome versions before 156.0.8078.47 are affected.","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":["browser-users","chrome","desktop","other","vendor"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in the browser and read the version number; 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":"2026-10-23T22:37:38+00:00","updated_at":"2026-10-23T22:37:38+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-23T22:37:38Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: use-after-free lets a crafted web page run code in the sandbox","impact":"medium","summary":"A use-after-free bug in Google Chrome's browser component lets a remote attacker run arbitrary code inside the sandbox when a victim opens a crafted HTML page. Chrome versions before 156.0.8078.47 are affected.","category":"vendor","who_cares":["chrome","browser-users","desktop"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a victim visits a page","analyst_note":"","how_to_check":"Run chrome://version in the browser and read the version number; 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":"no","severity_if_unknown":"high"},"cost_usd":0.000471,"input_tokens":2940,"output_tokens":354,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113073':18A,21A '-2026':17A,20A '156.0.8078.47':64B,77C 'affect':66B 'allow':78C 'arbitrari':48B,84C 'attack':46B,81C 'browser':25B,41B,71C 'browser-us':24B 'bug':36B 'chrome':1A,23A,27B,39B,61B,74C 'chromium':94C 'code':12A,49B,85C 'compon':42B 'craft':8A,58B,91C 'cve':16A,19A 'desktop':28B 'execut':83C 'free':5A,35B,69C 'googl':38B,73C 'google':22A 'html':59B,92C 'insid':50B,86C 'let':6A,43B 'medium':97C 'open':56B 'page':10A,60B,93C 'prior':75C 'remot':45B,80C 'run':11A,47B 'sandbox':15A,52B,88C 'secur':95C 'sever':96C 'use':3A,33B,67C 'use-after-fre':2A,32B 'user':26B 'vendor':30B 'version':62B 'via':89C 'victim':55B 'web':9A","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-2026-113073","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113073","severity":null,"published_at":"2026-10-20T22:18:58+00:00","modified_at":"2026-10-21T21:04:39+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"}