Totolink · Totolink · CVE-2026-42026
Multiple exploitable stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup dhcp dns functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger these vulnerabilities. This vulnerability concerns the dhcp dns2 parameter.