CVE-2026-118306
Memory corruption in FileSystem in Google Chrome prior to 156.0.8078.73 allowed a remote attacker…
- Risk score
- 63/100
- CVSS
- 9.6 v3.1
- Published
- 27 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- A memory corruption flaw in Google Chrome's FileSystem, prior to version 156.0.8078.73, allows a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page.
- Affected
- {'products': ['Google Chrome'], 'packages': [], 'versions': ['prior to 156.0.8078.73']}
- Fix
- Upgrade to version 156.0.8078.73 or later
- Exploitation
- No known exploitation
In the news
TL;DR
Critical memory corruption vulnerability in Google Chrome's FileSystem, potentially allowing arbitrary code execution outside the sandbox via a crafted HTML page.
- Chrome update patches 52 security defects, including 4 critical-severity flaws.
- CVE-2026-118306 is one of the four critical-severity flaws.
- No reward will be handed out for 39 vulnerabilities.
- Mozilla released Firefox 159 with patches for 167 security defects, including 108 high-severity flaws.
AI summary of 1 article.
Why it is Amber
- CVSS 9.6 critical
- Remotely exploitable without logging in
References
Original description
Memory corruption in FileSystem in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Last activity 27 Oct 2026. Patch Forecast updates every hour.