{"id":"CVE-2026-113057","kind":"vulnerability","aliases":["CVE-2026-113057"],"related":[],"title":"Google Chrome: ComputePressure flaw lets web pages bypass origin policy","description":"Improper access control in ComputePressure in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)","summary":"A flaw in Chrome's ComputePressure API allows improper access control, so a crafted HTML page can bypass web origin restrictions. An attacker who lures a user to a malicious page can read data across origins.","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","linux","macos","other","runtime","windows"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version and check the version is below 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:18:57+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:49+00:00","updated_at":"2026-10-23T22:37:49+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:37:49Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Google Chrome: ComputePressure flaw lets web pages bypass origin policy","impact":"medium","summary":"A flaw in Chrome's ComputePressure API allows improper access control, so a crafted HTML page can bypass web origin restrictions. An attacker who lures a user to a malicious page can read data across origins.","category":"other","who_cares":["chrome","browsers","desktop","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Malicious page reads cross-origin data in the browser.","analyst_note":"","how_to_check":"Run chrome://version and check the version is below 156.0.8078.47.","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":0.000463,"input_tokens":2944,"output_tokens":337,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113057':13A,16A '-2026':12A,15A '156.0.8078.47':73C 'access':36B,64C 'across':61B 'allow':34B,74C 'api':33B 'attack':49B,77C 'browser':19B 'bypass':8A,44B,79C 'chrome':2A,18A,20B,30B,70C 'chromium':88C 'computepressur':3A,32B,67C 'control':37B,65C 'craft':40B,85C 'cve':11A,14A 'data':60B 'desktop':21B 'flaw':4A,28B 'googl':1A,69C 'google':17A 'html':41B,86C 'improp':35B,63C 'let':5A 'linux':22B 'lure':51B 'maco':23B 'malici':56B 'medium':91C 'origin':9A,46B,62B,81C 'page':7A,42B,57B,87C 'polici':10A,82C 'prior':71C 'read':59B 'remot':76C 'restrict':47B 'runtim':25B 'secur':89C 'sever':90C 'user':53B 'via':83C 'web':6A,45B,80C 'window':26B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:57+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":"nvd@nist.gov","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113057","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113057","severity":null,"published_at":"2026-10-20T22:18:57+00:00","modified_at":"2026-10-22T15:39:31+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"}