RCE in a widely used browser (Chrome) permitting code execution outside the sandbox; broad enterprise impact requiring org-wide patching.
CVE-2026-87524
Use-after-free in Chrome allowing remote code execution outside sandbox.
Is CVE-2026-87524 being exploited?
Not confirmed. CVE-2026-87524 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 0.34% probability of exploitation in the next 30 days.
How severe is CVE-2026-87524?
CVE-2026-87524 is rated High with a CVSS score of 8.3. 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-2026-87524?
Yes. A fix has been recorded for CVE-2026-87524. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-87524 affect?
CVE-2026-87524 affects Google Chrome on Windows prior to 153.0.8010.36. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-87524?
Update Chrome on Windows to 153.0.8010.36+ immediately; roll out org-wide.
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; attacker controlling renderer can execute arbitrary code on Windows hosts.
Immediate action required
- affected< 153.0.8010.36
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.