CVE-2026-9881

Severity: critical (CVSS 9.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-28 · updated 2026-07-21
Weakness: CWE-416

Description

Use after free in Bluetooth in Google Chrome on Mac prior to 148.0.7778.216 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: Critical)

Affected products

Google Chrome: before 148.0.7778.216 — fixed in 148.0.7778.216

How to fix

Upgrade to a fixed version: Google Chrome 148.0.7778.216. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html
https://issues.chromium.org/issues/505140741

Get alerted when CVE-2026-9881 or the next vulnerability affects your stack