CVE-2026-9881: Use after free in Bluetooth in Google Chrome on Mac prior to 148.0.7778.216 allowed an attacker who convinced

Q: How do I fix CVE-2026-9881?

chrome: upgrade to 148.0.7778.216. Exact commands for each OS are on this page.

Q: Is CVE-2026-9881 being exploited?

CVE-2026-9881 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-9881 affect?

CVE-2026-9881 affects chrome. Severity is critical (CVSS 9.0). 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

Q: How urgent is CVE-2026-9881?

Priority 39/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.0REMOTEUPGRADE

CVE-2026-9881 is a critical-severity flaw (CVSS 9.0) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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)

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 90%)
CISA exploited list	No
Weakness	CWE-416
Published	2026-05-28
Last modified	2026-07-21

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-07-21 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-28 23:16 UTCPublished CVE record published
2026-07-21 11:10 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 148.0.7778.216

Fixed in: 148.0.7778.216

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy chrome || rpm -q chrome || chrome --version

2. UPGRADE to 148.0.7778.216 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade chrome

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade chrome

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-9881?

chrome: upgrade to 148.0.7778.216. Exact commands for each OS are on this page.

Is CVE-2026-9881 being exploited?

CVE-2026-9881 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-9881 affect?

CVE-2026-9881 affects chrome. Severity is critical (CVSS 9.0). 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

How urgent is CVE-2026-9881?

Priority 39/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Google Chrome vulnerabilities · Chromium vulnerabilities · Bluetooth vulnerabilities

Related CVEs

CVE-2026-0628 HIGH 8.8 UPGRADE Insufficient policy enforcement in WebView tag in Google Chrome prior to 143.0.7499.192 allowed an attacker wh
CVE-2026-5285 HIGH 8.8 UPGRADE Use after free in WebGL in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to execute arbitrar
CVE-2026-6315 HIGH 8.8 UPGRADE Use after free in Permissions in Google Chrome on Android prior to 147.0.7727.101 allowed a remote attacker wh
CVE-2026-6363 HIGH 8.8 UPGRADE Type Confusion in V8 in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to potentially perform
CVE-2026-6311 HIGH 8.3 UPGRADE Uninitialized Use in Accessibility in Google Chrome on Windows prior to 147.0.7727.101 allowed a remote attack

References

← Back to latest CVEs