{"id":"CVE-2026-126917","kind":"vulnerability","aliases":["CVE-2026-126917"],"related":[],"title":"Chrome: V8 memory corruption lets a crafted web page run code","description":"Memory corruption in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)","summary":"A memory corruption bug in the V8 JavaScript engine in Google Chrome lets a remote attacker run arbitrary code inside the browser sandbox when a victim opens a crafted HTML page. Chromium rates it High severity.","severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["browser","chrome","desktop","mobile","other","v8"],"not_affected_if":["chrome-updated","non-chromium-browser"],"how_to_check":"- Open Chrome and check the version under Settings > About Chrome; it should be `157.0.8103.78` or later.\n- Check the version with `chrome://version` in the address bar.","fix":"- Google Chrome: move to `157.0.8103.78` or later.","status":"open","published_at":"2026-11-11T23:17:22+00:00","first_seen_at":"2026-11-11T23:29:41+00:00","triaged_at":"2026-11-11T23:31:30+00:00","updated_at":"2026-11-11T23:31:30+00:00","category":"other","confidence":0.7,"triage":{"at":"2026-11-11T23:31:30Z","model":"claude-haiku-5-5","output":{"fix":"- Google Chrome: move to `157.0.8103.78` or later.","reach":"internet","title":"Chrome: V8 memory corruption lets a crafted web page run code","impact":"high","summary":"A memory corruption bug in the V8 JavaScript engine in Google Chrome lets a remote attacker run arbitrary code inside the browser sandbox when a victim opens a crafted HTML page. Chromium rates it High severity.","audience":"everyone","category":"other","nicknames":[],"who_cares":["chrome","browser","v8","desktop","mobile"],"confidence":0.7,"fix_status":"available","needs_auth":"no","worst_case":"Code runs inside the browser sandbox on the victim's machine.","analyst_note":"","how_to_check":"- Open Chrome and check the version under Settings > About Chrome; it should be `157.0.8103.78` or later.\n- Check the version with `chrome://version` in the address bar.","plain_action":"Update Google Chrome to version 157.0.8103.78 or later: Settings > About Chrome.","product_name":"","needs_analyst":false,"not_affected_if":["chrome-updated","non-chromium-browser"],"who_is_affected":"Anyone running Google Chrome before 157.0.8103.78 is exposed when they open a malicious web page. Chromium-based browsers that pull in the same V8 engine may also be affected, depending on their own update timing. Systems that never run a browser are not affected.","user_interaction":"yes","product_ecosystem":"","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.00072,"input_tokens":4533,"output_tokens":533,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-126917':14A,17A '-2026':13A,16A '157.0.8103.78':69C 'allow':70C 'arbitrari':41B,77C 'attack':39B,73C 'browser':18B,45B 'bug':27B 'chrome':1A,19B,35B,66C 'chromium':55B,87C 'code':11A,42B,78C 'corrupt':4A,26B,61C 'craft':7A,52B,84C 'cve':12A,15A 'desktop':20B 'engin':32B 'execut':76C 'googl':34B,65C 'high':58B,90C 'html':53B,85C 'insid':43B,79C 'javascript':31B 'let':5A,36B 'memori':3A,25B,60C 'mobil':21B 'open':50B 'page':9A,54B,86C 'potenti':75C 'prior':67C 'rate':56B 'remot':38B,72C 'run':10A,40B 'sandbox':46B,81C 'secur':88C 'sever':59B,89C 'v8':2A,23B,30B,63C 'via':82C 'victim':49B 'web':8A","nicknames":[],"mitigations":[],"who_affected":"Anyone running Google Chrome before 157.0.8103.78 is exposed when they open a malicious web page. Chromium-based browsers that pull in the same V8 engine may also be affected, depending on their own update timing. Systems that never run a browser are not affected.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"everyone","plain_action":"Update Google Chrome to version 157.0.8103.78 or later: Settings > About Chrome.","pkeys":[],"ptokens":[],"labels":["browser","chrome","desktop","high","mobile","other","v8"],"campaign_type":null,"search_a":"'-126917':14A,17A '-2026':13A,16A 'chrome':1A 'code':11A 'corrupt':4A 'craft':7A 'cve':12A,15A 'let':5A 'memori':3A 'page':9A 'run':10A 'v8':2A 'web':8A","search_b":"'arbitrari':41B 'attack':39B 'browser':18B,45B 'bug':27B 'chrome':19B,35B 'chromium':55B 'code':42B 'corrupt':26B 'craft':52B 'desktop':20B 'engin':32B 'googl':34B 'high':58B 'html':53B 'insid':43B 'javascript':31B 'let':36B 'memori':25B 'mobil':21B 'open':50B 'page':54B 'rate':56B 'remot':38B 'run':40B 'sandbox':46B 'sever':59B 'v8':23B,30B 'victim':49B","search_c":"'157.0.8103.78':69C 'allow':70C 'arbitrari':77C 'attack':73C 'chrome':66C 'chromium':87C 'code':78C 'corrupt':61C 'craft':84C 'execut':76C 'googl':65C 'high':90C 'html':85C 'insid':79C 'memori':60C 'page':86C 'potenti':75C 'prior':67C 'remot':72C 'sandbox':81C 'secur':88C 'sever':89C 'v8':63C 'via':82C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-11T23:17:22+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-126917","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126917","severity":null,"published_at":"2026-11-11T23:17:22+00:00","modified_at":"2026-11-11T23:17:22+00:00","first_seen_at":"2026-11-11T23:29:41+00:00","fetched_at":"2026-11-11T23:29:41+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}