Remote RCE in Google Chrome, a widely deployed browser; exploitable code execution outside sandbox risks mass host compromise and broad newsworthy impact.
CVE-2026-91716
Use-after-free in Chrome <153.0.8010.47 enables remote code execution via crafted HTML
Is CVE-2026-91716 being exploited?
Not confirmed. CVE-2026-91716 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. EPSS currently estimates a 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-91716?
CVE-2026-91716 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-2026-91716?
Yes. A fix has been recorded for CVE-2026-91716. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-91716 affect?
CVE-2026-91716 affects Google Chrome (Desktop) versions prior to 153.0.8010.47. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-91716?
Update Chrome to 153.0.8010.47 or later immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution outside Chrome sandbox via crafted HTML, enabling arbitrary code execution and potential host compromise.
Immediate action required
- affected< 153.0.8010.47
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.