Affects widely used Google Chrome; RCE outside the sandbox can lead to host compromise and broad impact across organizations.
CVE-2026-91738
Chrome ANGLE input validation flaw enables remote code execution outside sandbox.
Is CVE-2026-91738 being exploited?
Not confirmed. CVE-2026-91738 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 0.30% probability of exploitation in the next 30 days.
How severe is CVE-2026-91738?
CVE-2026-91738 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-2026-91738?
Yes. A fix has been recorded for CVE-2026-91738. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-91738 affect?
CVE-2026-91738 affects Google Chrome (desktop) < 153.0.8010.47, Chromium-based browsers using ANGLE. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-91738?
Update Chrome to 153.0.8010.47 or later across all endpoints immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Crafted HTML can trigger arbitrary code execution outside Chrome's sandbox, enabling remote host compromise and persistence.
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.