{"id":"CVE-2026-113110","kind":"vulnerability","aliases":["CVE-2026-113110"],"related":[],"title":"Chrome: ShadowDOM memory corruption lets a crafted page run code","description":"Memory corruption in ShadowDOM 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":"Google Chrome before 156.0.8078.47 has a memory corruption bug in ShadowDOM. A remote attacker can run arbitrary code inside the browser sandbox by serving a crafted HTML page.","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-updated"],"how_to_check":"Open chrome://settings/help in each browser install 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":"2026-10-20T22:19:02+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:37:16+00:00","updated_at":"2026-10-23T22:37:16+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:37:16Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: ShadowDOM memory corruption lets a crafted page run code","impact":"medium","summary":"Google Chrome before 156.0.8078.47 has a memory corruption bug in ShadowDOM. A remote attacker can run arbitrary code inside the browser sandbox by serving a crafted HTML page.","category":"runtime","who_cares":["chrome","browsers","desktop"],"confidence":0.8,"needs_auth":"no","worst_case":"code runs inside the browser sandbox after a visit to a page","analyst_note":"","how_to_check":"Open chrome://settings/help in each browser install and read the version; anything below 156.0.8078.47 is affected.","needs_analyst":false,"not_affected_if":["already-updated"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.000462,"input_tokens":2948,"output_tokens":334,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113110':13A,16A '-2026':12A,15A '156.0.8078.47':26B,60C 'allow':61C 'arbitrari':39B,67C 'attack':36B,64C 'browser':19B,43B 'bug':31B 'chrome':1A,18A,20B,24B,57C 'chromium':77C 'code':10A,40B,68C 'corrupt':4A,30B,52C 'craft':7A,48B,74C 'cve':11A,14A 'desktop':21B 'execut':66C 'googl':23B,56C 'google':17A 'html':49B,75C 'insid':41B,69C 'let':5A 'medium':80C 'memori':3A,29B,51C 'page':8A,50B,76C 'prior':58C 'remot':35B,63C 'run':9A,38B 'runtim':22B 'sandbox':44B,71C 'secur':78C 'serv':46B 'sever':79C 'shadowdom':2A,33B,54C 'via':72C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:02+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-2026-113110","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113110","severity":null,"published_at":"2026-10-20T22:19:02+00:00","modified_at":"2026-10-22T15:33:00+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"}