{"id":"CVE-2026-113158","kind":"vulnerability","aliases":["CVE-2026-113158"],"related":[],"title":"Google Chrome: use-after-free in Streaming lets crafted pages run code","description":"Use after free in Streaming 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 use-after-free bug in the Streaming component of Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Visiting a malicious page is enough to trigger it, and the sources rate it high (CVSS 8.8) while Chromium 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":["browsers","chrome","desktop","other","runtime"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Run chrome://version in the browser and read the version number; anything below 156.0.8078.47 is affected.\nOn managed fleets, check the installed Chrome version with your MDM or endpoint inventory tool.","fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","status":"open","published_at":"2026-10-20T22:19:08+00:00","first_seen_at":"2026-10-23T21:57:24+00:00","triaged_at":"2026-10-23T22:36:44+00:00","updated_at":"2026-10-23T22:36:44+00:00","category":"other","confidence":0.8,"triage":{"at":"2026-10-23T22:36:44Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later and restart the browser.","reach":"internet","title":"Google Chrome: use-after-free in Streaming lets crafted pages run code","impact":"high","summary":"A use-after-free bug in the Streaming component of Google Chrome before 156.0.8078.47 lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Visiting a malicious page is enough to trigger it, and the sources rate it high (CVSS 8.8) while Chromium rates it medium.","category":"other","who_cares":["chrome","desktop","browsers"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the Chrome sandbox after a victim visits a page","analyst_note":"","how_to_check":"Run chrome://version in the browser and read the version number; anything below 156.0.8078.47 is affected.\nOn managed fleets, check the installed Chrome version with your MDM or endpoint inventory tool.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.00051,"input_tokens":2943,"output_tokens":432,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113158':16A,19A '-2026':15A,18A '156.0.8078.47':41B,90C '8.8':74B 'allow':91C 'arbitrari':47B,97C 'attack':45B,94C 'browser':22B,51B 'bug':32B 'chrome':2A,21A,23B,39B,87C 'chromium':76B,107C 'code':13A,48B,98C 'compon':36B 'craft':10A,55B,104C 'cve':14A,17A 'cvss':73B 'desktop':24B 'enough':63B 'execut':96C 'free':6A,31B,82C 'googl':1A,38B,86C 'google':20A 'high':72B 'html':56B,105C 'insid':49B,99C 'let':9A,42B 'malici':60B 'medium':79B,110C 'page':11A,57B,61B,106C 'prior':88C 'rate':70B,77B 'remot':44B,93C 'run':12A,46B 'runtim':26B 'sandbox':52B,101C 'secur':108C 'sever':109C 'sourc':69B 'stream':8A,35B,84C 'trigger':65B 'use':4A,29B,80C 'use-after-fre':3A,28B 'via':53B,102C 'visit':58B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:19:08+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-2026-113158","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113158","severity":null,"published_at":"2026-10-20T22:19:08+00:00","modified_at":"2026-10-22T15:26:30+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"}