Chrome is ubiquitous across enterprises; a remote RCE in the browser renderer is high-impact for endpoint compromise and merits broad IT notification.
CVE-2026-118344
Remote code execution in Google Chrome renderer via crafted HTML (use-after-free).
Is CVE-2026-118344 being exploited?
Not confirmed. CVE-2026-118344 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-2026-118344?
CVE-2026-118344 is rated High with a CVSS score of 8.8. 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-2026-118344?
Yes. A fix has been recorded for CVE-2026-118344. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-118344 affect?
CVE-2026-118344 affects Google Chrome (Desktop) prior to 156.0.8078.73 — Windows/macOS/Linux. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-118344?
Update Chrome to 156.0.8078.73 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 inside Chrome's renderer sandbox via a crafted HTML page, risking endpoint compromise.
Immediate action required
- affected< 156.0.8078.73
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.