Remote code execution in Google Chrome, a widely deployed browser; exploitable via crafted web content and could compromise endpoints if unpatched.
CVE-2026-87579
RCE in Chrome WebRTC via crafted HTML (patched).
Is CVE-2026-87579 being exploited?
Not confirmed. CVE-2026-87579 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 0.43% probability of exploitation in the next 30 days.
How severe is CVE-2026-87579?
CVE-2026-87579 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-2026-87579?
Yes. A fix has been recorded for CVE-2026-87579. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-87579 affect?
CVE-2026-87579 affects Google Chrome <153.0.8010.36 (desktop), WebRTC component. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-87579?
Update Chrome to 153.0.8010.36 or later on all endpoints immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution in Chrome's WebRTC from a crafted HTML page; attacker can run arbitrary code inside the browser sandbox, risking endpoint compromise.
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.