Widespread Google Chrome RCE affecting many endpoints; a high‑severity browser exploit merits broad IT attention.
CVE-2026-102299
V8 type confusion in Chrome enabling remote code execution via crafted web page.
Is CVE-2026-102299 being exploited?
Not confirmed. CVE-2026-102299 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-2026-102299?
CVE-2026-102299 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-2026-102299?
Yes. A fix has been recorded for CVE-2026-102299. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-102299 affect?
CVE-2026-102299 affects Google Chrome <154.0.8037.92 (Windows/macOS/Linux). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-102299?
Update Chrome to 154.0.8037.92 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 V8 via crafted HTML, allowing arbitrary code execution inside the browser sandbox.
Immediate action required
- affected< 154.0.8037.92
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.