{"id":"CVE-2026-113272","kind":"vulnerability","aliases":["CVE-2026-113272"],"related":[],"title":"Chrome: memory corruption in Extensions lets a web page run code","description":"Memory corruption in Extensions 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: Medium)","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its Extensions component. A remote attacker who gets a user to open a crafted HTML page can potentially execute 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":["chrome","linux","macos","package","runtime","windows"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version and compare the version to 156.0.8078.47.\nOn managed fleets, check the installed Chrome version with your MDM or endpoint tool.","fix":"Update Google Chrome to 156.0.8078.47 or later.\nRestart the browser after the update so the new version is running.","status":"open","published_at":"2026-10-20T22:19:21+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:32+00:00","updated_at":"2026-10-23T22:35:32+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:35:32Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.\nRestart the browser after the update so the new version is running.","reach":"internet","title":"Chrome: memory corruption in Extensions lets a web page run code","impact":"medium","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its Extensions component. A remote attacker who gets a user to open a crafted HTML page can potentially execute arbitrary code inside the browser sandbox.","category":"package","who_cares":["chrome","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a victim opens a page","analyst_note":"","how_to_check":"Run chrome://version and compare the version to 156.0.8078.47.\nOn managed fleets, check the installed Chrome version with your MDM or endpoint tool.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.00049,"input_tokens":2947,"output_tokens":391,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113272':14A,17A '-2026':13A,16A '156.0.8078.47':29B,70C 'allow':71C 'arbitrari':55B,78C 'attack':41B,74C 'browser':59B 'bug':34B 'chrome':1A,19A,20B,27B,67C 'chromium':88C 'code':11A,56B,79C 'compon':38B 'corrupt':3A,33B,62C 'craft':49B,85C 'cve':12A,15A 'execut':54B,77C 'extens':5A,37B,64C 'get':43B 'googl':26B,66C 'google':18A 'html':50B,86C 'insid':57B,80C 'let':6A 'linux':21B 'maco':22B 'medium':91C 'memori':2A,32B,61C 'open':47B 'packag':23B 'page':9A,51B,87C 'potenti':53B,76C 'prior':68C 'remot':40B,73C 'run':10A 'runtim':24B 'sandbox':60B,82C 'secur':89C 'sever':90C 'user':45B 'via':83C 'web':8A 'window':25B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:21+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-2026-113272","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113272","severity":null,"published_at":"2026-10-20T22:19:21+00:00","modified_at":"2026-10-21T17:08:27+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"}