Description
Missing authorization in SiteIsolation in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Chrome | 156.0.8078.47 – < 156.0.8078.47 | 156.0.8078.47 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | chromium | 156.0.8078.47-1 | — |
| Debian 13 | chromium | 156.0.8078.47-1~deb13u1 | — |
| Debian 12 | chromium | 156.0.8078.47-1~deb12u1 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | chromium | 156.0.8078.47-1.1 | openSUSE-SU-2026:12234-1 |
| openSUSE Leap 16.0 | chromium | 156.0.8078.47-bp160.1.1 | openSUSE-SU-2026:22185-1 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | chromium +2 | 156.0.8078.47-r0 | — |
Advisories 3
- WID-SEC-2026-4067 Google Chrome / Microsoft Edge: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026
- openSUSE-SU-2026:22185-1 Security update for chromium SUSE / openSUSE Security Updates · Nov 1, 2026
- openSUSE-SU-2026:12234-1 chromedriver-156.0.8078.47-1.1 on GA media SUSE / openSUSE Security Updates · Oct 24, 2026