{"id":"CVE-2026-113335","kind":"vulnerability","aliases":["CVE-2026-113335"],"related":[],"title":"Chrome: memory corruption in Extensions lets a web page run code","description":"Memory corruption in Extensions 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":"A crafted HTML page can corrupt memory in Chrome's Extensions component, letting a remote attacker run arbitrary code inside the browser sandbox. The sources rate it high (CVSS 8.8), and the Chromium project rates it medium.","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","chrome","desktop","other","package"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://version and compare the version with 156.0.8078.47; anything older is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:28+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:34:56+00:00","updated_at":"2026-10-23T22:34:56+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:34:56Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: memory corruption in Extensions lets a web page run code","impact":"medium","summary":"A crafted HTML page can corrupt memory in Chrome's Extensions component, letting a remote attacker run arbitrary code inside the browser sandbox. The sources rate it high (CVSS 8.8), and the Chromium project rates it medium.","category":"package","who_cares":["chrome","desktop","browser"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after the user visits a page","analyst_note":"","how_to_check":"Open chrome://version and compare the version with 156.0.8078.47; anything older 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":2939,"output_tokens":346,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113335':14A,17A '-2026':13A,16A '156.0.8078.47':71C '8.8':54B 'allow':72C 'arbitrari':42B,78C 'attack':40B,75C 'browser':20B,46B 'chrome':1A,19A,21B,33B,68C 'chromium':57B,88C 'code':11A,43B,79C 'compon':36B 'corrupt':3A,30B,63C 'craft':26B,85C 'cve':12A,15A 'cvss':53B 'desktop':22B 'execut':77C 'extens':5A,35B,65C 'googl':67C 'google':18A 'high':52B 'html':27B,86C 'insid':44B,80C 'let':6A,37B 'medium':61B,91C 'memori':2A,31B,62C 'packag':24B 'page':9A,28B,87C 'prior':69C 'project':58B 'rate':50B,59B 'remot':39B,74C 'run':10A,41B 'sandbox':47B,82C 'secur':89C 'sever':90C 'sourc':49B 'via':83C 'web':8A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:28+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-2026-113335","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113335","severity":null,"published_at":"2026-10-20T22:19:28+00:00","modified_at":"2026-10-21T17:03:24+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","fetched_at":"2026-10-23T22:29:00+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"}