What’s Vulnerable › Vulnerabilities

CVE-2026-42023

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-23
• Weakness: CWE-121

Description

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_ipv6 parameter.

Affected products

• Totolink: TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2026-2395

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