NVD HIGH: CVE-2026-5103 — A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. This i...

Monday, March 30, 2026 at 02:16 AM UTC·Source: NIST NVD

Updated: Monday, April 6, 2026 at 12:17 AM UTC

Executive Summary

A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. This issue affects the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument enable causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Analysis

Indicators of Compromise (1)

CVE (1)

CVE-2026-5103

NVD MITRE CVE

Source Attribution

Originally published by NIST NVD on Mar 30, 2026. Verified by: NIST.

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