Remote code execution in Google Chrome (widely used browser) affecting macOS; broadly impactful to enterprise endpoints and user security, meriting wide IT notification.
CVE-2026-118329
RCE in Chrome ANGLE on macOS via crafted HTML (pre-156.0.8078.73).
Is CVE-2026-118329 being exploited?
Not confirmed. CVE-2026-118329 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-2026-118329?
CVE-2026-118329 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-2026-118329?
Yes. A fix has been recorded for CVE-2026-118329. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-118329 affect?
CVE-2026-118329 affects Google Chrome on macOS versions prior to 156.0.8078.73, macOS endpoints running vulnerable Chrome. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-118329?
Update Chrome to 156.0.8078.73 or later on all macOS devices via enterprise update tools.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote arbitrary code execution in the Chrome renderer via crafted HTML, enabling code execution inside the sandbox and potential compromise of user processes/data.
Patch when possible
- 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.