Chrome is ubiquitous in enterprise environments; an RCE in the browser via crafted HTML is high-impact and requires org-wide attention and patching.
CVE-2026-118330
Use-after-free in Chrome (Windows) allows remote code execution via crafted HTML.
Is CVE-2026-118330 being exploited?
Not confirmed. CVE-2026-118330 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-2026-118330?
CVE-2026-118330 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-2026-118330?
Yes. A fix has been recorded for CVE-2026-118330. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-118330 affect?
CVE-2026-118330 affects Google Chrome (Windows) < 156.0.8078.73. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-118330?
Update Chrome on Windows 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 code execution in Chrome's browser/renderer sandbox via a crafted HTML page, enabling arbitrary code execution in the browser process.
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.