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8.3
CVE-2026-106393: Google Chrome and Debian Chromium can run code from malicious page
CVE-2026-106393 · published 29 days ago
Summary
A flaw in older versions of Google Chrome and Debian's Chromium browser lets a malicious web page cause the browser to execute unwanted code on your computer. This can happen if an attacker already gains limited access to the browser’s content area. Upgrade to the latest browser version as soon as possible to close the gap.
What to do
- Update google chrome to version 155.0.8059.39 or later.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| – | chrome | < 155.0.8059.39 | |
| Debian:12 | debian | chromium | All versions |
Original advisory text
DEBIAN-CVE-2026-106393
Use after free in Storage in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker full control
Severity
8.3
High
Type
CWE-416Use After Free
Timeline
Published6 Oct 2026
Updated4 Nov 2026
First seen6 Oct 2026
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