Chrome is a widely used browser; this UAF allows remote code execution outside the sandbox on macOS, posing broad enterprise risk and warranting org-wide notice.
CVE-2026-95347
Remote code execution via Chrome Updater use-after-free on macOS
Is CVE-2026-95347 being exploited?
Not confirmed. CVE-2026-95347 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-95347?
CVE-2026-95347 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-95347?
Yes. A fix has been recorded for CVE-2026-95347. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-95347 affect?
CVE-2026-95347 affects Google Chrome for macOS <154.0.8037.57, Chrome Updater component on macOS. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-95347?
Update Chrome on macOS to 154.0.8037.57 or later immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can execute arbitrary code outside Chrome sandbox on macOS via crafted network traffic (UAF CWE-416).
Immediate action required
- affected< 154.0.8037.57
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.