{"id":"CVE-2026-113223","kind":"vulnerability","aliases":["CVE-2026-113223"],"related":[],"title":"Google Chrome: DevTools memory corruption lets crafted pages read sandbox memory","description":"Memory corruption in DevTools in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially read memory 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 can be triggered by a crafted HTML page. A remote attacker could potentially read memory inside the browser sandbox.","severity":"medium","cvss":6.5,"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","endpoints","other"],"not_affected_if":["already-updated-chrome","no-untrusted-browsing"],"how_to_check":"- Check the installed Chrome version in the browser's About page or with `google-chrome --version`\n- Confirm whether any managed fleet still reports a Chrome build below `156.0.8078.47`","fix":"- Update Google Chrome to `156.0.8078.47` or later","status":"open","published_at":"2026-10-20T22:19:15+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-25T03:53:04+00:00","updated_at":"2026-10-25T03:53:04+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-25T03:53:04Z","model":"claude-haiku-5-5","output":{"fix":"- Update Google Chrome to `156.0.8078.47` or later","reach":"internet","title":"Google Chrome: DevTools memory corruption lets crafted pages read sandbox memory","impact":"low","summary":"A memory corruption bug in the DevTools component of Google Chrome before 156.0.8078.47 can be triggered by a crafted HTML page. A remote attacker could potentially read memory inside the browser sandbox.","category":"other","nicknames":[],"who_cares":["chrome","browsers","desktop","endpoints"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads some memory inside the browser sandbox via a page","analyst_note":"","how_to_check":"- Check the installed Chrome version in the browser's About page or with `google-chrome --version`\n- Confirm whether any managed fleet still reports a Chrome build below `156.0.8078.47`","needs_analyst":false,"not_affected_if":["already-updated-chrome","no-untrusted-browsing"],"who_is_affected":"Anyone running Google Chrome older than 156.0.8078.47 on desktop systems where users browse untrusted web pages. Teams that only use Chrome in fully managed, already-updated fleets, or that do not browse untrusted content, have lower exposure. The sources do not say whether DevTools must be open for the flaw to trigger.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.00059,"input_tokens":3334,"output_tokens":513,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-113223':14A,17A '-2026':13A,16A '156.0.8078.47':36B,65C 'allow':66C 'attack':47B,69C 'browser':20B,54B 'bug':27B 'chrome':2A,19A,21B,34B,62C 'chromium':82C 'compon':31B 'corrupt':5A,26B,57C 'could':48B 'craft':7A,42B,79C 'cve':12A,15A 'desktop':22B 'devtool':3A,30B,59C 'endpoint':23B 'googl':1A,33B,61C 'google':18A 'html':43B,80C 'insid':52B,74C 'let':6A 'low':85C 'memori':4A,11A,25B,51B,56C,73C 'page':8A,44B,81C 'potenti':49B,71C 'prior':63C 'read':9A,50B,72C 'remot':46B,68C 'sandbox':10A,55B,76C 'secur':83C 'sever':84C 'trigger':39B 'via':77C","nicknames":[],"mitigations":[],"who_affected":"Anyone running Google Chrome older than 156.0.8078.47 on desktop systems where users browse untrusted web pages. Teams that only use Chrome in fully managed, already-updated fleets, or that do not browse untrusted content, have lower exposure. The sources do not say whether DevTools must be open for the flaw to trigger.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:15+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113223","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113223","severity":null,"published_at":"2026-10-20T22:19:15+00:00","modified_at":"2026-10-22T14:05:39+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"}