# Chrome 156 fixes 353 security bugs, 6 of them critical (none known exploited) · pwn.watch

> Google's Chrome 156 stable release (156.0.8078.47, .48 on some Windows/Mac) fixes 353 security issues, including six critical bugs in Skia, Accessibility, CSS, Paint and WebRTC. Google has not said any are exploited. The rollout is staged, so update and relaunch rather than waiting.

Page: https://pwn.watch/i/chrome-156-security-update-oct-2026 · generated 2026-10-24T08:44:16.553Z

## Status
- Severity: high · status: live · patch: patched
- Product: Google Chrome (desktop)
- Started: 2026-10-20
- Affected: Chrome before 156.0.8078.47
- Fixed in: 156.0.8078.47/.48 (Windows, Mac); 156.0.8078.47 (Linux)

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/chrome-156-security-update-oct-2026/feed.xml
- JSON Feed: https://pwn.watch/i/chrome-156-security-update-oct-2026/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/chrome-156-security-update-oct-2026.json
- This file: https://pwn.watch/i/chrome-156-security-update-oct-2026/llms.txt

## Updates (newest first)
- 2026-10-20: Chrome 156 promoted to stable with 353 security fixes, six of them critical. (https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html)

## Fix brief
# Security brief: Chrome 156 fixes 353 security bugs, 6 of them critical (none known exploited)

Source: https://pwn.watch/i/chrome-156-security-update-oct-2026 · status: live · severity: high · updated Oct 24, 2026, 06:40 UTC

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
Google's Chrome 156 stable release (156.0.8078.47, .48 on some Windows/Mac) fixes 353 security issues, including six critical bugs in Skia, Accessibility, CSS, Paint and WebRTC. Google has not said any are exploited. The rollout is staged, so update and relaunch rather than waiting.

Severity detail: 6 critical and many high-severity fixes; no known in-the-wild exploitation

- Product: Google Chrome (desktop)

## Affected versions
- Chrome before 156.0.8078.47

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- 156.0.8078.47/.48 (Windows, Mac)
- 156.0.8078.47 (Linux)

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Specific notes
Update Chrome via Settings > About Chrome and relaunch; confirm 156.0.8078.47 or later (`google-chrome --version` on Linux). Chromium-based browsers (Edge, Brave, Opera, Vivaldi) will ship their own updates.

## Latest updates
- Oct 20, 2026: Chrome 156 promoted to stable with 353 security fixes, six of them critical.

## Advisories
- [Stable Channel Update for Desktop (Chrome 156)](https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html) (Google Chrome Releases)

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Machine-readable: https://pwn.watch/i/chrome-156-security-update-oct-2026.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.