{"id":"CVE-2026-121052","kind":"vulnerability","aliases":["CVE-2026-121052"],"related":[],"title":"Chrome: GPU use-after-free lets a crafted web page run code","description":"Use after free in GPU in Google Chrome prior to 157.0.8103.38 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 the GPU component of Google Chrome before 157.0.8103.38 can be triggered by a crafted HTML page. A remote attacker who gets a user to load that page can execute code inside the browser sandbox.","severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["browsers","chrome","desktop","package"],"not_affected_if":["already-updated"],"how_to_check":"- Open Chrome's About page (chrome://version) and read the version number; compare it with `157.0.8103.38`.","fix":"- Google Chrome: move to `157.0.8103.38` or later.","status":"open","published_at":"2026-11-03T21:17:09+00:00","first_seen_at":"2026-11-03T21:19:10+00:00","triaged_at":"2026-11-03T21:27:16+00:00","updated_at":"2026-11-03T21:27:16+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-11-03T21:27:16Z","model":"claude-haiku-5-5","output":{"fix":"- Google Chrome: move to `157.0.8103.38` or later.","reach":"internet","title":"Chrome: GPU use-after-free lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in the GPU component of Google Chrome before 157.0.8103.38 can be triggered by a crafted HTML page. A remote attacker who gets a user to load that page can execute code inside the browser sandbox.","audience":"everyone","category":"package","nicknames":[],"who_cares":["chrome","desktop","browsers"],"confidence":0.8,"fix_status":"available","needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a page visit","analyst_note":"","how_to_check":"- Open Chrome's About page (chrome://version) and read the version number; compare it with `157.0.8103.38`.","plain_action":"Update Google Chrome to version 157.0.8103.38 or later: Chrome menu > Help > About Google Chrome.","needs_analyst":false,"not_affected_if":["already-updated"],"who_is_affected":"Anyone running Google Chrome older than 157.0.8103.38 who visits a malicious or compromised web page. Chromium-based browsers that pull the same GPU code may also be affected, but the sources do not say which ones.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000655,"input_tokens":4101,"output_tokens":489,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-121052':16A,19A '-2026':15A,18A '157.0.8103.38':38B,75C 'allow':76C 'arbitrari':82C 'attack':49B,79C 'browser':20B,63B 'bug':29B 'chrome':1A,21B,36B,72C 'chromium':92C 'code':13A,60B,83C 'compon':33B 'craft':9A,44B,89C 'cve':14A,17A 'desktop':22B 'execut':59B,81C 'free':6A,28B,67C 'get':51B 'googl':35B,71C 'gpu':2A,32B,69C 'high':95C 'html':45B,90C 'insid':61B,84C 'let':7A 'load':55B 'packag':23B 'page':11A,46B,57B,91C 'prior':73C 'remot':48B,78C 'run':12A 'sandbox':64B,86C 'secur':93C 'sever':94C 'trigger':41B 'use':4A,26B,65C 'use-after-fre':3A,25B 'user':53B 'via':87C 'web':10A","nicknames":[],"mitigations":[],"who_affected":"Anyone running Google Chrome older than 157.0.8103.38 who visits a malicious or compromised web page. Chromium-based browsers that pull the same GPU code may also be affected, but the sources do not say which ones.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"everyone","plain_action":"Update Google Chrome to version 157.0.8103.38 or later: Chrome menu > Help > About Google Chrome.","pkeys":[],"ptokens":[],"labels":["browsers","chrome","desktop","high","package"],"campaign_type":null,"first_public_at":"2026-11-03T21:17:09+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-121052","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121052","severity":null,"published_at":"2026-11-03T21:17:09+00:00","modified_at":"2026-11-03T21:17:09+00:00","first_seen_at":"2026-11-03T21:19:10+00:00","fetched_at":"2026-11-03T21:19:10+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"}