CVE-2026-84730

HIGHCVSS 8.7/10EPSS 0.34%

Last modified

CVE-2026-84730 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. 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.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
ASUSRouter firmwareASUSWRT 3.0.0.4_386 series; ASUSWRT 3.0.0.4_388 series; ASUSWRT 3.0.0.6_102 series

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-84730?
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.
How severe is CVE-2026-84730?
CVE-2026-84730 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.
How do I fix CVE-2026-84730?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST