{"id":"CVE-2026-113085","kind":"vulnerability","aliases":["CVE-2026-113085"],"related":[],"title":"Chrome: media use-after-free lets a crafted web page run code","description":"Use after free in Media 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: Low)","summary":"A use-after-free bug in Chrome's Media component lets a remote attacker run code inside the browser sandbox through a crafted HTML page. The attacker needs the victim to load that page, and the sandbox still limits what the code can reach.","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","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.\nOn managed machines, check the installed Chrome version with your device management tool.","fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","status":"open","published_at":"2026-10-20T22:19:00+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:37:33+00:00","updated_at":"2026-10-23T22:37:33+00:00","category":"runtime","confidence":0.7,"triage":{"at":"2026-10-23T22:37:33Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","reach":"internet","title":"Chrome: media use-after-free lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in Chrome's Media component lets a remote attacker run code inside the browser sandbox through a crafted HTML page. The attacker needs the victim to load that page, and the sandbox still limits what the code can reach.","category":"runtime","who_cares":["chrome","desktop","browsers"],"confidence":0.7,"needs_auth":"no","worst_case":"Code runs inside the Chrome sandbox on the victim's machine","analyst_note":"","how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.\nOn managed machines, check the installed Chrome version with your device management 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":"high"},"cost_usd":0.000478,"input_tokens":2939,"output_tokens":369,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113085':16A,19A '-2026':15A,18A '156.0.8078.47':81C 'allow':82C 'arbitrari':88C 'attack':40B,53B,85C 'browser':22B,45B 'bug':31B 'chrome':1A,21A,23B,33B,78C 'chromium':98C 'code':13A,42B,68B,89C 'compon':36B 'craft':9A,49B,95C 'cve':14A,17A 'desktop':24B 'execut':87C 'free':6A,30B,73C 'googl':77C 'google':20A 'html':50B,96C 'insid':43B,90C 'let':7A,37B 'limit':65B 'load':58B 'low':101C 'media':2A,35B,75C 'need':54B 'page':11A,51B,60B,97C 'prior':79C 'reach':70B 'remot':39B,84C 'run':12A,41B 'runtim':25B 'sandbox':46B,63B,92C 'secur':99C 'sever':100C 'still':64B 'use':4A,28B,71C 'use-after-fre':3A,27B 'via':93C 'victim':56B 'web':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:00+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-2026-113085","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113085","severity":null,"published_at":"2026-10-20T22:19:00+00:00","modified_at":"2026-10-22T15:34:33+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"}