{"id":"CVE-2026-113247","kind":"vulnerability","aliases":["CVE-2026-113247"],"related":[],"title":"Chrome: DevTools memory corruption lets a crafted web page run code","description":"Memory corruption in DevTools 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 memory corruption bug in the DevTools component of Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox by getting the user to open a crafted HTML page. The sources rate it high (CVSS 8.8) but Chromium rates it low, and it is not known to be exploited in the wild.","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":["browser-users","chrome","desktop-users","other","package"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://version in each browser and read the version number; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later and relaunch the browser.","status":"open","published_at":"2026-10-20T22:19:18+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:48+00:00","updated_at":"2026-10-23T22:35:48+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:35:48Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and relaunch the browser.\nunknown","reach":"internet","title":"Chrome: DevTools memory corruption lets a crafted web page run code","impact":"high","summary":"A memory corruption bug in the DevTools component of Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox by getting the user to open a crafted HTML page. The sources rate it high (CVSS 8.8) but Chromium rates it low, and it is not known to be exploited in the wild.","category":"package","who_cares":["chrome","desktop-users","browser-users"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a page visit.","analyst_note":"Sources disagree on severity (CVSS 8.8 high vs Chromium low); check the Chrome Releases blog or Chromium bug tracker for the official rating and any sandbox escape detail.","how_to_check":"Open chrome://version in each browser and read the version number; anything below 156.0.8078.47 is affected.\nunknown\nunknown","needs_analyst":true,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.000534,"input_tokens":2947,"output_tokens":479,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113247':14A,17A '-2026':13A,16A '156.0.8078.47':41B,95C '8.8':69B 'allow':96C 'arbitrari':47B,102C 'attack':45B,99C 'browser':21B,51B 'browser-us':20B 'bug':32B 'chrome':1A,19A,23B,39B,92C 'chromium':71B,112C 'code':11A,48B,103C 'compon':36B 'corrupt':4A,31B,87C 'craft':7A,60B,109C 'cve':12A,15A 'cvss':68B 'desktop':25B 'desktop-us':24B 'devtool':2A,35B,89C 'execut':101C 'exploit':82B 'get':54B 'googl':38B,91C 'google':18A 'high':67B 'html':61B,110C 'insid':49B,104C 'known':79B 'let':5A,42B 'low':74B,115C 'memori':3A,30B,86C 'open':58B 'packag':28B 'page':9A,62B,111C 'prior':93C 'rate':65B,72B 'remot':44B,98C 'run':10A,46B 'sandbox':52B,106C 'secur':113C 'sever':114C 'sourc':64B 'user':22B,26B,56B 'via':107C 'web':8A 'wild':85B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:18+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-2026-113247","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113247","severity":null,"published_at":"2026-10-20T22:19:18+00:00","modified_at":"2026-10-22T12:08:40+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"}