{"id":"CVE-2026-113248","kind":"vulnerability","aliases":["CVE-2026-113248"],"related":[],"title":"Chrome: FileSystem memory corruption lets a crafted page run code","description":"Memory corruption in FileSystem in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its FileSystem code. A remote attacker who gets a user to open a crafted HTML page can run 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","other","runtime"],"not_affected_if":["already-updated"],"how_to_check":"Open chrome://version and compare the version with 156.0.8078.47.\nAny version below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:18+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:50+00:00","updated_at":"2026-10-23T22:35:50+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:35:50Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: FileSystem 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 FileSystem code. A remote attacker who gets a user to open a crafted HTML page can run arbitrary code inside the browser sandbox.","category":"other","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"Code runs inside the browser sandbox after visiting a crafted page.","analyst_note":"","how_to_check":"Open chrome://version and compare the version with 156.0.8078.47.\nAny version below 156.0.8078.47 is affected.\nunknown","needs_analyst":false,"not_affected_if":["already-updated"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.00087,"input_tokens":2947,"output_tokens":1150,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113248':13A,16A '-2026':12A,15A '156.0.8078.47':27B,67C 'allow':68C 'arbitrari':52B,75C 'attack':39B,71C 'browser':19B,56B 'bug':32B 'chrome':1A,18A,20B,25B,64C 'chromium':85C 'code':10A,36B,53B,76C 'corrupt':4A,31B,59C 'craft':7A,47B,82C 'cve':11A,14A 'desktop':21B 'execut':74C 'filesystem':2A,35B,61C 'get':41B 'googl':24B,63C 'google':17A 'html':48B,83C 'insid':54B,77C 'let':5A 'low':88C 'memori':3A,30B,58C 'open':45B 'page':8A,49B,84C 'potenti':73C 'prior':65C 'remot':38B,70C 'run':9A,51B 'runtim':23B 'sandbox':57B,79C 'secur':86C 'sever':87C 'user':43B 'via':80C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:18+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-2026-113248","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113248","severity":null,"published_at":"2026-10-20T22:19:18+00:00","modified_at":"2026-10-22T12:08:26+00:00","first_seen_at":"2026-10-23T21:57:24+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"}