{"id":"CVE-2026-121043","kind":"vulnerability","aliases":["CVE-2026-121043"],"related":[],"title":"Chrome: payments UI can be spoofed by a crafted web page","description":"UI misrepresentation in Payments in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)","summary":"A flaw in the Payments component of Google Chrome before 157.0.8103.38 lets a crafted HTML page display fake UI elements. An attacker who tricks a user into visiting the page could use that to mislead them, for example into approving a payment-related action.","severity":"low","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["chrome","desktop","mobile","package"],"not_affected_if":["chrome-up-to-date"],"how_to_check":"- Check the installed Chrome version in the browser's About page or with `chrome://version`, and compare it to `157.0.8103.38`.","fix":"- Google Chrome: `157.0.8103.38` or later","status":"open","published_at":"2026-11-03T21:17:08+00:00","first_seen_at":"2026-11-03T21:19:09+00:00","triaged_at":"2026-11-03T21:27:25+00:00","updated_at":"2026-11-03T21:27:25+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-11-03T21:27:25Z","model":"claude-haiku-5-5","output":{"fix":"- Google Chrome: `157.0.8103.38` or later","reach":"internet","title":"Chrome: payments UI can be spoofed by a crafted web page","impact":"low","summary":"A flaw in the Payments component of Google Chrome before 157.0.8103.38 lets a crafted HTML page display fake UI elements. An attacker who tricks a user into visiting the page could use that to mislead them, for example into approving a payment-related action.","audience":"everyone","category":"package","nicknames":[],"who_cares":["chrome","desktop","mobile"],"confidence":0.7,"fix_status":"available","needs_auth":"no","worst_case":"user is misled by spoofed payment UI into a harmful action","analyst_note":"","how_to_check":"- Check the installed Chrome version in the browser's About page or with `chrome://version`, and compare it to `157.0.8103.38`.","plain_action":"Update Google Chrome to version 157.0.8103.38 or later.","needs_analyst":false,"not_affected_if":["chrome-up-to-date"],"who_is_affected":"Anyone running Google Chrome older than 157.0.8103.38 on a desktop or mobile device. Exposure requires a user to visit an attacker-controlled page, so people who keep Chrome auto-updated and avoid untrusted sites are at lower risk.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"low"},"cost_usd":0.000659,"input_tokens":4106,"output_tokens":497,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-121043':14A,17A '-2026':13A,16A '157.0.8103.38':32B,76C 'action':66B 'allow':77C 'approv':61B 'attack':43B,80C 'chrome':1A,18B,30B,73C 'chromium':93C 'compon':27B 'could':52B 'craft':9A,35B,90C 'cve':12A,15A 'desktop':19B 'display':38B 'element':41B,87C 'engin':83C 'exampl':59B 'fake':39B 'flaw':23B 'googl':29B,72C 'html':36B,91C 'let':33B 'leverag':81C 'low':96C 'mislead':56B 'misrepresent':68C 'mobil':20B 'packag':21B 'page':11A,37B,51B,92C 'payment':2A,26B,64B,70C 'payment-rel':63B 'prior':74C 'relat':65B 'remot':79C 'secur':94C 'sever':95C 'social':82C 'spoof':6A,85C 'trick':45B 'ui':3A,40B,67C,86C 'use':53B 'user':47B 'via':88C 'visit':49B 'web':10A","nicknames":[],"mitigations":[],"who_affected":"Anyone running Google Chrome older than 157.0.8103.38 on a desktop or mobile device. Exposure requires a user to visit an attacker-controlled page, so people who keep Chrome auto-updated and avoid untrusted sites are at lower risk.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"everyone","plain_action":"Update Google Chrome to version 157.0.8103.38 or later.","pkeys":[],"ptokens":[],"labels":["chrome","desktop","low","mobile","package"],"campaign_type":null,"first_public_at":"2026-11-03T21:17:08+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-121043","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121043","severity":null,"published_at":"2026-11-03T21:17:08+00:00","modified_at":"2026-11-03T21:17:08+00:00","first_seen_at":"2026-11-03T21:19:09+00:00","fetched_at":"2026-11-03T21:19:09+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"}