CRITICAL 9.1 NVD

CVE-2026-42019

Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup pppoe functionality of Totolink X2000R TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1

Multiple stack-based buffer overflow vulnerabilities exist in the boa formIpv6Setup pppoe 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 pppoe_dns1 parameter.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2026-2394

Published: 2026-10-20 · Source: NVD · Feed updated: 2026-10-20

This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-10-20 via NVD.

Risk Timeline

CVE Disclosed2026-10-20 · -1 days ago

Remediation Resources

Official Advisory

talosintelligence.com/vulnerability_reports/TALOS-2026-2394

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