{
 "schema_version": "1.0",
 "agent_rules": [
  "Use only read-only checks (the commands marked read_only, or the app's own About menu). Never run anything that changes the computer.",
  "Never install, update, uninstall or change settings without the user's clear OK for that exact step.",
  "Only give the user the official links in this feed (official_patch_links and sources). Never send them to a download from anywhere else.",
  "If you cannot tell whether the user is affected, say so plainly instead of guessing.",
  "Say 'unconfirmed' when an incident's confidence is 'unconfirmed'."
 ],
 "incident": {
  "id": "chrome-156-security-fixes",
  "url": "https://patchgap.ai/incidents/chrome-156-security-fixes/",
  "path": "/incidents/chrome-156-security-fixes/",
  "json_url": "https://patchgap.ai/incidents/chrome-156-security-fixes.json",
  "title": "Google Chrome 156 fixes 353 security bugs. Restart Chrome to get it.",
  "category": "browsers",
  "platforms": [
   "windows",
   "macos",
   "linux"
  ],
  "products": [
   "chrome"
  ],
  "status": "patched",
  "status_label": "Patched: update now",
  "severity": "critical",
  "severity_source": "Google rates several of the fixed bugs 'Critical' in its release notes.",
  "exploited_in_wild": "no",
  "exploited_note": "Chrome's release notes do not say any of the bugs are being attacked.",
  "exploited_source_url": "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html",
  "confidence": "confirmed",
  "confidence_note": null,
  "first_reported": "2026-10-20",
  "updated_at": "2026-10-27",
  "cves": [],
  "summary": "Google released Chrome 156 on October 20, 2026. It fixes 353 security bugs. Several are rated 'Critical', which means a bad web page could take over parts of your computer. Chrome downloads the update by itself, but it only works after you close and re-open Chrome.",
  "am_i_affected": "You are at risk if Chrome is older than version 156.0.8078.47. Click the three dots > Help > About Google Chrome to see your version.",
  "action": "Update Chrome to 156.0.8078.47 or newer",
  "affected": [
   {
    "product": "chrome",
    "product_name": "Google Chrome",
    "platform": "windows",
    "affected_versions": "Chrome before 156.0.8078.47",
    "fixed_version": "156.0.8078.47 or 156.0.8078.48",
    "fixed_min": "156.0.8078.47",
    "fix_note": null,
    "fixed_source_urls": [
     "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"
    ],
    "check": {
     "menu_path": "Click the three dots at the top right > Help > About Google Chrome. Chrome checks for updates there, then click Relaunch.",
     "command": "(Get-ItemProperty 'HKCU:\\Software\\Google\\Chrome\\BLBeacon' -ErrorAction SilentlyContinue).version",
     "shell": "PowerShell",
     "read_only": true
    },
    "official_download": "https://support.google.com/chrome/answer/95414"
   },
   {
    "product": "chrome",
    "product_name": "Google Chrome",
    "platform": "macos",
    "affected_versions": "Chrome before 156.0.8078.47",
    "fixed_version": "156.0.8078.47 or 156.0.8078.48",
    "fixed_min": "156.0.8078.47",
    "fix_note": null,
    "fixed_source_urls": [
     "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"
    ],
    "check": {
     "menu_path": "Chrome menu bar: Chrome > About Google Chrome.",
     "command": "defaults read \"/Applications/Google Chrome.app/Contents/Info\" CFBundleShortVersionString",
     "shell": "Terminal",
     "read_only": true
    },
    "official_download": "https://support.google.com/chrome/answer/95414"
   },
   {
    "product": "chrome",
    "product_name": "Google Chrome",
    "platform": "linux",
    "affected_versions": "Chrome before 156.0.8078.47",
    "fixed_version": "156.0.8078.47",
    "fixed_min": "156.0.8078.47",
    "fix_note": null,
    "fixed_source_urls": [
     "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html"
    ],
    "check": {
     "menu_path": "Chrome menu: three dots > Help > About Google Chrome.",
     "command": "google-chrome --version",
     "shell": "Terminal",
     "read_only": true
    },
    "official_download": "https://support.google.com/chrome/answer/95414"
   }
  ],
  "fix_steps": [
   "Open Chrome.",
   "Click the three dots at the top right > Help > About Google Chrome.",
   "Wait while Chrome gets the update.",
   "Click Relaunch.",
   "Check that the version number now starts with 156."
  ],
  "official_patch_links": [
   {
    "label": "Google: how to update Chrome",
    "url": "https://support.google.com/chrome/answer/95414"
   }
  ],
  "extra_checks": [],
  "sources": [
   {
    "url": "https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html",
    "title": "Chrome Releases: Stable Channel Update for Desktop (Chrome 156)",
    "date": "2026-10-20",
    "kind": "vendor",
    "official": true
   }
  ]
 }
}