{"id":"CVE-2026-113280","kind":"vulnerability","aliases":["CVE-2026-113280"],"related":[],"title":"Chrome: memory corruption in Paint lets a crafted page run code","description":"Memory corruption in Paint 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: Critical)","summary":"Chrome's Paint component has a memory corruption bug that lets a remote attacker run arbitrary code inside the browser sandbox by serving a crafted HTML page. The sources say the code runs inside the sandbox, not with full system access.","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","package","runtime"],"not_affected_if":["already-updated-to-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:19:21+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:35:26+00:00","updated_at":"2026-10-23T22:35:26+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:35:26Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: memory corruption in Paint lets a crafted page run code","impact":"high","summary":"Chrome's Paint component has a memory corruption bug that lets a remote attacker run arbitrary code inside the browser sandbox by serving a crafted HTML page. The sources say the code runs inside the sandbox, not with full system access.","category":"runtime","who_cares":["chrome","desktop","browser"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs arbitrary code inside the Chrome sandbox after a victim visits a page","analyst_note":"","how_to_check":"Run chrome://version in Chrome and compare the version with 156.0.8078.47.","needs_analyst":false,"not_affected_if":["already-updated-to-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.00047,"input_tokens":2942,"output_tokens":352,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113280':14A,17A '-2026':13A,16A '156.0.8078.47':75C 'access':65B 'allow':76C 'arbitrari':40B,82C 'attack':38B,79C 'browser':20B,44B 'bug':33B 'chrome':1A,19A,21B,25B,72C 'chromium':92C 'code':11A,41B,56B,83C 'compon':28B 'corrupt':3A,32B,67C 'craft':8A,49B,89C 'critic':95C 'cve':12A,15A 'desktop':22B 'execut':81C 'full':63B 'googl':71C 'google':18A 'html':50B,90C 'insid':42B,58B,84C 'let':6A,35B 'memori':2A,31B,66C 'packag':23B 'page':9A,51B,91C 'paint':5A,27B,69C 'prior':73C 'remot':37B,78C 'run':10A,39B,57B 'runtim':24B 'sandbox':45B,60B,86C 'say':54B 'secur':93C 'serv':47B 'sever':94C 'sourc':53B 'system':64B 'via':87C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:21+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-2026-113280","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113280","severity":null,"published_at":"2026-10-20T22:19:21+00:00","modified_at":"2026-10-21T17:08:04+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"}