{"id":"CVE-2026-113202","kind":"vulnerability","aliases":["CVE-2026-113202"],"related":[],"title":"Chrome: use-after-free in BrowserTag lets a web page run code","description":"Use after free in BrowserTag 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 BrowserTag component lets a remote attacker run arbitrary code inside the browser sandbox by serving a crafted HTML page. Visiting a malicious page is enough to trigger it.","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","package","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help or run 'google-chrome --version' and check whether the version is below 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:13+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:16+00:00","updated_at":"2026-10-23T22:36:16+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:36:16Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: use-after-free in BrowserTag lets a web page run code","impact":"high","summary":"A use-after-free bug in Google Chrome's BrowserTag component lets a remote attacker run arbitrary code inside the browser sandbox by serving a crafted HTML page. Visiting a malicious page is enough to trigger it.","category":"package","who_cares":["chrome","browsers","desktop"],"confidence":0.8,"needs_auth":"no","worst_case":"Code runs inside the browser sandbox after a user visits a page.","analyst_note":"","how_to_check":"Open chrome://settings/help or run 'google-chrome --version' and check whether 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":"high"},"cost_usd":0.00047,"input_tokens":2947,"output_tokens":351,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113202':16A,19A '-2026':15A,18A '156.0.8078.47':74C 'allow':75C 'arbitrari':44B,81C 'attack':42B,78C 'browser':22B,48B 'browsertag':7A,37B,68C 'bug':32B 'chrome':1A,21A,23B,35B,71C 'chromium':91C 'code':13A,45B,82C 'compon':38B 'craft':53B,88C 'cve':14A,17A 'desktop':24B 'enough':61B 'execut':80C 'free':5A,31B,66C 'googl':34B,70C 'google':20A 'html':54B,89C 'insid':46B,83C 'let':8A,39B 'malici':58B 'medium':94C 'packag':25B 'page':11A,55B,59B,90C 'prior':72C 'remot':41B,77C 'run':12A,43B 'runtim':26B 'sandbox':49B,85C 'secur':92C 'serv':51B 'sever':93C 'trigger':63B 'use':3A,29B,64C 'use-after-fre':2A,28B 'via':86C 'visit':56B 'web':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:13+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-2026-113202","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113202","severity":null,"published_at":"2026-10-20T22:19:13+00:00","modified_at":"2026-10-22T15:21:42+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"}