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CVE-2026-6112

Published April 12, 2026 · Updated April 12, 2026

9.8CVSS
critical
Official Description+

A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Affected is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument maxRtrAdvInterval causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. Monitor vendor advisories for updates and additional mitigations.
  4. Review logs for indicators of compromise related to CVE-2026-6112.