CVE-2026-9216: netgear rax30_firmware Stack-based Buffer Overflow

Vulnerability summary

CVE-2026-9216 is a low (CVSS 3.5) Stack-based Buffer Overflow vulnerability in netgear rax30_firmware. EPSS estimates a 0.36% chance of exploitation in the next 30 days, higher than 28.2% of scored vulnerabilities.

Timeline

1. 08-09-2026
   PublishedVulnerability first disclosed.
2. 13-10-2026
   Last modifiedVulnerability information updated.

Description

An insufficient input validation vulnerability in the listed NETGEAR RAX series models allows a network-adjacent attacker having network access (such as WiFi credentials) to crash the router's management UI. There is no confidentiality or integrity impact. A crash of the router's management UI does not impact the availability of the router's core services like WiFi network.

• CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).