{"id":"CVE-2026-121097","kind":"vulnerability","aliases":["CVE-2026-121097"],"related":[],"title":"Chrome: printing use-after-free lets a crafted web page run code","description":"Use after free in Printing 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 Chrome's Printing component lets a remote attacker run arbitrary code inside the browser sandbox when the 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","runtime"],"not_affected_if":["chrome-updated","non-chromium-browser"],"how_to_check":"- Check the installed Chrome version in Chrome's About page or with `google-chrome --version` on Linux.\n- Confirm the version is below `157.0.8103.38`.","fix":"- Google Chrome: update to `157.0.8103.38` or later.","status":"open","published_at":"2026-11-03T21:17:15+00:00","first_seen_at":"2026-11-03T21:19:13+00:00","triaged_at":"2026-11-03T21:25:24+00:00","updated_at":"2026-11-03T21:25:24+00:00","category":"runtime","confidence":0.8,"triage":{"at":"2026-11-03T21:25:24Z","model":"claude-haiku-5-5","output":{"fix":"- Google Chrome: update to `157.0.8103.38` or later.","reach":"internet","title":"Chrome: printing use-after-free lets a crafted web page run code","impact":"high","summary":"A use-after-free bug in Chrome's Printing component lets a remote attacker run arbitrary code inside the browser sandbox when the victim opens a crafted HTML page. Chromium rates it High severity.","audience":"everyone","category":"runtime","nicknames":[],"who_cares":["chrome","desktop","browser"],"confidence":0.8,"fix_status":"available","needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox on the victim's machine","analyst_note":"Check the Chrome stable release notes for 157.0.8103.38 to confirm the sandbox-escape status and whether other Chromium vendors have shipped the fix.","how_to_check":"- Check the installed Chrome version in Chrome's About page or with `google-chrome --version` on Linux.\n- Confirm the version is below `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":true,"not_affected_if":["chrome-updated","non-chromium-browser"],"who_is_affected":"Any desktop user running Google Chrome before 157.0.8103.38 who visits a malicious or compromised web page. Exploitation needs the victim to load the page; no account is needed. Chromium-based browsers that pick up this fix from upstream may also be affected, depending on their release timing.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000705,"input_tokens":4100,"output_tokens":589,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-121097':16A,19A '-2026':15A,18A '157.0.8103.38':69C 'allow':70C 'arbitrari':40B,76C 'attack':38B,73C 'browser':20B,44B 'bug':29B 'chrome':1A,21B,31B,66C 'chromium':54B,86C 'code':13A,41B,77C 'compon':34B 'craft':9A,51B,83C 'cve':14A,17A 'desktop':22B 'execut':75C 'free':6A,28B,61C 'googl':65C 'high':57B,89C 'html':52B,84C 'insid':42B,78C 'let':7A,35B 'open':49B 'page':11A,53B,85C 'print':2A,33B,63C 'prior':67C 'rate':55B 'remot':37B,72C 'run':12A,39B 'runtim':23B 'sandbox':45B,80C 'secur':87C 'sever':58B,88C 'use':4A,26B,59C 'use-after-fre':3A,25B 'via':81C 'victim':48B 'web':10A","nicknames":[],"mitigations":[],"who_affected":"Any desktop user running Google Chrome before 157.0.8103.38 who visits a malicious or compromised web page. Exploitation needs the victim to load the page; no account is needed. Chromium-based browsers that pick up this fix from upstream may also be affected, depending on their release timing.","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":["browser","chrome","desktop","high","runtime"],"campaign_type":null,"first_public_at":"2026-11-03T21:17:15+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-121097","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121097","severity":null,"published_at":"2026-11-03T21:17:15+00:00","modified_at":"2026-11-03T21:17:15+00:00","first_seen_at":"2026-11-03T21:19:13+00:00","fetched_at":"2026-11-03T21:19:13+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"}