CVE-2026-118333

CRITICAL 9.3CVE-2026-118333 · Published 27/10/2026 · updated 30/10/2026

In short

CVE-2026-118333 is a CRITICAL (CVSS 9.3) vulnerability affecting chrome (google).
Chance of exploitation in the next 30 days (EPSS): 0.20%, higher than 10.1% of all vulnerabilities.
Fix: update to 156.0.8078.73 or later.

Package	Affected versions	Patched versions
chrome google	`< 156.0.8078.73`	`156.0.8078.73`

Description

Missing authorization in Video in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)

References

chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_0562499947.html · Release Notes
issues.chromium.org/issues/571147583 · Permissions Required

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Package

Affected versions

Patched versions

chrome

google

< 156.0.8078.73

156.0.8078.73

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