{"id":"CVE-2026-118334","kind":"vulnerability","aliases":["CVE-2026-118334"],"related":[],"title":"Chrome: ImageCapture use-after-free lets a web page run code in the sandbox","description":"Use after free in ImageCapture in Google Chrome prior to 156.0.8078.73 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 ImageCapture component of 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","linux","macos","other","windows"],"not_affected_if":["chrome-156.0.8078.73-or-later"],"how_to_check":"- Open `chrome://version` and compare the version against `156.0.8078.73`\n- Check managed fleets for Chrome builds older than `156.0.8078.73`","fix":"- Update Google Chrome to `156.0.8078.73` or later\n- Relaunch the browser after the update so the fixed build is running","status":"open","published_at":"2026-10-27T23:17:01+00:00","first_seen_at":"2026-10-27T23:29:43+00:00","triaged_at":"2026-10-27T23:31:49+00:00","updated_at":"2026-10-27T23:31:49+00:00","category":"other","confidence":0.7,"triage":{"at":"2026-10-27T23:31:49Z","model":"claude-haiku-5-5","output":{"fix":"- Update Google Chrome to `156.0.8078.73` or later\n- Relaunch the browser after the update so the fixed build is running","reach":"internet","title":"Chrome: ImageCapture use-after-free lets a web page run code in the sandbox","impact":"high","summary":"A use-after-free bug in the ImageCapture component of 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.","category":"other","nicknames":[],"who_cares":["chrome","browser","desktop","windows","macos","linux"],"confidence":0.7,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox on the victim machine","analyst_note":"Confirm the fixed Chrome version and whether a sandbox escape has been reported; check the Chrome Releases blog and the Chromium bug entry linked from NVD.","how_to_check":"- Open `chrome://version` and compare the version against `156.0.8078.73`\n- Check managed fleets for Chrome builds older than `156.0.8078.73`","needs_analyst":true,"not_affected_if":["chrome-156.0.8078.73-or-later"],"who_is_affected":"Any device running Google Chrome older than `156.0.8078.73` is exposed, because the flaw is triggered just by loading a crafted web page. Managed fleets and personal machines alike need the update. Systems running a patched Chrome or a different browser are not affected by this entry.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.00061,"input_tokens":3293,"output_tokens":561,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-118334':18A,21A '-2026':17A,20A '156.0.8078.73':76C 'allow':77C 'arbitrari':47B,83C 'attack':45B,80C 'browser':22B,51B 'bug':34B 'chrome':1A,23B,41B,73C 'chromium':61B,93C 'code':12A,48B,84C 'compon':38B 'craft':58B,90C 'cve':16A,19A 'desktop':24B 'execut':82C 'free':6A,33B,68C 'googl':40B,72C 'high':64B,96C 'html':59B,91C 'imagecaptur':2A,37B,70C 'insid':49B,85C 'let':7A,42B 'linux':25B 'maco':26B 'open':56B 'page':10A,60B,92C 'prior':74C 'rate':62B 'remot':44B,79C 'run':11A,46B 'sandbox':15A,52B,87C 'secur':94C 'sever':65B,95C 'use':4A,31B,66C 'use-after-fre':3A,30B 'via':88C 'victim':55B 'web':9A 'window':28B","nicknames":[],"mitigations":[],"who_affected":"Any device running Google Chrome older than `156.0.8078.73` is exposed, because the flaw is triggered just by loading a crafted web page. Managed fleets and personal machines alike need the update. Systems running a patched Chrome or a different browser are not affected by this entry.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-27T23:17:01+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-118334","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118334","severity":null,"published_at":"2026-10-27T23:17:01+00:00","modified_at":"2026-10-27T23:17:01+00:00","first_seen_at":"2026-10-27T23:29:43+00:00","fetched_at":"2026-10-27T23:29:43+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"}