CVE-2026-42022Critical· 9.1▾ MidnightMultiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup static network configuration functionality of Totolink X2000R TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327. A specially crafted HTTP request can lead to arbi…
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 50.1 · likelihood 0 · exploitation 0
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Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup static network configuration functionality of Totolink X2000R 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 static_dns2 parameter.
Totolink TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-42021Critical· 9.1Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup static network configuration functionality of Totolink X2000R TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327
CVE-2026-42024Critical· 9.1Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup static network configuration functionality of Totolink X2000R TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327
CVE-2026-42023Critical· 9.1Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup static network configuration functionality of Totolink X2000R TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327
CVE-2026-10139Critical· 9.1A stack-based buffer overflow vulnerability exists in the Mcli functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327)
CVE-2026-10132Critical· 9.1A stack-based buffer overflow vulnerability exists in the boa formIpQos mac functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327)
CVE-2026-10133Critical· 9.1A stack-based buffer overflow vulnerability exists in the batchupg functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327)