CVE-2021-4473

Exploited in the Wild: Critical 9.3 CVSS Flaw Turns Tianxin Systems into Hacker Gateways

Do Son April 8, 2026

Shadowserver warns of active exploitation of CVE-2021-4473 in Tianxin systems. This 9.3 CVSS flaw allows unauthenticated RCE. Patch your firmware immediately!

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