CVE-2026-10886
A critical vulnerability in Google Chrome allows attackers to escape the browser sandbox by using a crafted HTML page. The flaw is a use‑after‑free bug in the FileSystem component. If exploited, it could let a malicious site gain full control of the victim’s system.
An official fix is available, so this entry is kept for 30 days and then removed automatically.
Who is affected
Google Chrome users on any operating system (Windows, macOS, Linux) using a version older than 149.0.7827.53.
Real-world impact
An attacker could run arbitrary code on the victim’s computer, potentially stealing data or taking full control.
Why this severity
The CVSS score of 9.6 reflects that the vulnerability is exploitable over the network, requires no user interaction beyond viewing a page, and gives an attacker complete compromise of confidentiality, integrity, and availability.
What to do about it
- 01Update Google Chrome to version 149.0.7827.53 or later.
- 02Restart the browser.
NVD-referenced vendor advisory
Timeline
- Jun 4, 2026 · Jun 4, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 22, 2026 · 13d agoAdvisory updatedThe NVD record was last revised.
- Jul 24, 2026 · 11d agoOfficial fix availableA vendor patch or mitigation now exists — see the remediation steps above.
How it’s attacked
References & advisories
- chromereleases.googleblog.com/2026/06/stable-channel-upda…release notesvendor advisory
- issues.chromium.org/issues/505096898permissions required