# CVE-2026-84730: ASUS Router firmware

- Exploited (CISA KEV): no
- Published: 2026-11-04
- CVSS: 8.7 HIGH (v4.0)
- EPSS: no score
- CWE: CWE-121

Stack-based buffer overflow in certain ASUS Router firmware allows an unauthenticated nearby attacker to execute arbitrary commands with root privileges via a crafted device name.
Refer to the '
Security Update for ASUS Router AiCloud Feature ' section on the ASUS Security Advisory for more information.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | No public claim | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | No public claim | — | — |
| Fastly | No public claim | — | — |
| Vercel | No public claim | — | — |
| F5 | No public claim | — | — |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

## Social

1 posts seen since 2026-11-04.

- bluesky 2026-11-04: CVE-2026-84730 - ASUS Router AiCloud Stack-Based Buffer Overflow CVE ID : CVE-2026-84730    Published : Nov. 4, 2026, 2:17 a.m. \| 47 minutes ago    Description : Stack-based buffer overflow in certain ASUS Router firmware allows an unauthenticated nearby attacker to execute ar... (https://bsky.app/profile/cve.skyfleet.blue/post/2bvmgy3a6eqfl)

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2026-84730 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2026-84730