CVE-2026-9886
CriticalCVSS 9.6Exploitation Probability (EPSS)
Low risk16th percentile - higher than 16% of all known CVEs
Summary
A Use-After-Free vulnerability in the Base component of Google Chrome on Mac prior to version 148.0.7778.216 was discovered. A remote attacker could exploit a crafted HTML page to potentially perform a sandbox escape.
Risk Assessment
This critical severity vulnerability allows an attacker to execute code outside the browser sandbox, potentially leading to full system compromise.
Recommendation
Immediately update Google Chrome on all Mac systems to version 148.0.7778.216 or later.
Other vulnerabilities in Google Chrome
See all- CVE-2026-106427Unknown
Confused deputy in Mobile in Google Chrome on iOS prior to 155.0.8059.39 allowed a remote attacker to bypass system access restrictions into a privileged page via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-106426High
Race condition in Fonts in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-106425Unknown
Missing authorization in BrowserTag in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-106424Unknown
Information leak in Audio in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox via a crafted Chrome extension. (Chromium security severity: Medium)
- CVE-2026-106423High
Use after free in Media in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-106422Unknown
Incorrect authorization in API in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
- CVE-2026-106421High
Use after free in PDF in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-106420Unknown
Incorrect calculation in API in Google Chrome on Windows prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted Chrome extension. (Chromium security severity: Medium)
- CVE-2026-106418Unknown
Missing authorization in Network in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: Low)
- CVE-2026-106416Unknown
Code injection in Extensions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted Chrome extension. (Chromium security severity: Medium)
Original NVD description (English source)
Use after free in Base in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

