{"id":"CVE-2026-113243","kind":"vulnerability","aliases":["CVE-2026-113243"],"related":[],"title":"Chrome: DOM memory corruption lets a crafted web page run code","description":"Memory corruption in DOM 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 DOM code. A remote attacker who gets a user to open a crafted HTML page can potentially 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","package"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help and read the version; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:17+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: DOM memory corruption lets a crafted web page run code","impact":"medium","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in its DOM code. A remote attacker who gets a user to open a crafted HTML page can potentially run arbitrary code inside the browser sandbox.","category":"other","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker code runs inside the browser sandbox after a visit to a crafted page","analyst_note":"","how_to_check":"Open chrome://settings/help and read the version; anything below 156.0.8078.47 is affected.","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":0.000467,"input_tokens":2944,"output_tokens":346,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113243':14A,17A '-2026':13A,16A '156.0.8078.47':28B,69C 'allow':70C 'arbitrari':54B,77C 'attack':40B,73C 'browser':20B,58B 'bug':33B 'chrome':1A,19A,21B,26B,66C 'chromium':87C 'code':11A,37B,55B,78C 'corrupt':4A,32B,61C 'craft':7A,48B,84C 'cve':12A,15A 'desktop':22B 'dom':2A,36B,63C 'execut':76C 'get':42B 'googl':25B,65C 'google':18A 'html':49B,85C 'insid':56B,79C 'let':5A 'medium':90C 'memori':3A,31B,60C 'open':46B 'packag':24B 'page':9A,50B,86C 'potenti':52B,75C 'prior':67C 'remot':39B,72C 'run':10A,53B 'sandbox':59B,81C 'secur':88C 'sever':89C 'user':44B 'via':82C 'web':8A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:17+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-2026-113243","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113243","severity":null,"published_at":"2026-10-20T22:19:17+00:00","modified_at":"2026-10-22T14:00:03+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"}