What’s Vulnerable › Vulnerabilities

CVE-2026-17518

• Severity: high (CVSS 8.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-20
• Weakness: CWE-121

Description

Buffer Copy without Checking Size of Input in certain ASUS router models allows an adjacent authenticated user to corrupt device operations and cause a denial of service via an HTTP request with input exceeding the expected length. Refer to the ' Security Update for ASUS Router Firmware' section on the ASUS Security Advisory for more information.

Affected products

• ASUS Router: ASUSWRT 3.0.0.4_386 series, ASUSWRT 3.0.0.4_388 series

References

• https://www.asus.com/security-advisory

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