{"id":"CVE-2026-113179","kind":"vulnerability","aliases":["CVE-2026-113179"],"related":[],"title":"Chrome: paint-code memory bug lets a crafted web page run code","description":"Use after free 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: High)","summary":"A use-after-free bug in Chrome's Paint component lets a remote attacker run code inside the browser sandbox when a victim opens a crafted HTML page. The sources do not say whether a sandbox escape is also possible.","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":["chrome-at-or-above-156.0.8078.47"],"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":"2026-10-20T22:19:10+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:29+00:00","updated_at":"2026-10-23T22:36:29+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-10-23T22:36:29Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: paint-code memory bug lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in Chrome's Paint component lets a remote attacker run code inside the browser sandbox when a victim opens a crafted HTML page. The sources do not say whether a sandbox escape is also possible.","category":"runtime","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox on a visited 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":["chrome-at-or-above-156.0.8078.47"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000463,"input_tokens":2940,"output_tokens":337,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113179':16A,19A '-2026':15A,18A '156.0.8078.47':77C 'allow':78C 'also':65B 'arbitrari':84C 'attack':40B,81C 'browser':22B,45B 'bug':6A,31B 'chrome':1A,21A,23B,33B,74C 'chromium':94C 'code':4A,13A,42B,85C 'compon':36B 'craft':9A,52B,91C 'cve':14A,17A 'desktop':24B 'escap':63B 'execut':83C 'free':30B,69C 'googl':73C 'google':20A 'high':97C 'html':53B,92C 'insid':43B,86C 'let':7A,37B 'memori':5A 'open':50B 'page':11A,54B,93C 'paint':3A,35B,71C 'paint-cod':2A 'possibl':66B 'prior':75C 'remot':39B,80C 'run':12A,41B 'runtim':25B 'sandbox':46B,62B,88C 'say':59B 'secur':95C 'sever':96C 'sourc':56B 'use':28B,67C 'use-after-fre':27B 'via':89C 'victim':49B 'web':10A 'whether':60B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:10+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-2026-113179","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113179","severity":null,"published_at":"2026-10-20T22:19:10+00:00","modified_at":"2026-10-22T15:24:58+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"}