Chrome is widely deployed; a sandbox escape in the browser can enable remote code execution and broad endpoint compromise across organizations.
CVE-2026-17801
Out-of-bounds in ANGLE (Chrome) enabling sandbox escape via crafted HTML.
Is CVE-2026-17801 being exploited?
Not confirmed. CVE-2026-17801 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 0.41% probability of exploitation in the next 30 days.
How severe is CVE-2026-17801?
CVE-2026-17801 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-2026-17801?
Yes. A fix has been recorded for CVE-2026-17801. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-17801 affect?
CVE-2026-17801 affects Google Chrome <151.0.7922.72, ANGLE (Chromium graphics engine), Windows, macOS, and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-17801?
Update Chrome to 151.0.7922.72 or later immediately; enforce auto-updates and restrict untrusted HTML content.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can escape Chrome's sandbox via a crafted HTML page, enabling potential remote code execution and full system compromise.
Immediate action required
- affected< 151.0.7922.72
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.