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THREAT OPS › Threat News › [NVD] CVE-2026-71991 (CRITICAL 9.8) — MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the TelnetSSH function used for Telnet configuration that allows remote attackers to execute arbitrary commands on the affected device. Attackers can exploit this vulnerability through

[NVD] CVE-2026-71991 (CRITICAL 9.8) — MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the TelnetSSH function used for Telnet configuration that allows remote attackers to execute arbitrary commands on the affected device. Attackers can exploit this vulnerability through

mednvdPublished 2026-08-09

CVE-2026-71991 CVSS: 9.8 CRITICAL Published: 2026-08-09T00:16:48.270

MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the TelnetSSH function used for Telnet configuration that allows remote attackers to execute arbitrary commands on the affected device. Attackers can exploit this vulnerability through the Telnet configuration interface to inject mali

Indicators of compromise

CVE-2026-71991cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-71991