CVE-2026-1638

Summary

A security flaw has been discovered in Tenda AC21 1.1.1.1/1.dmzip/16.03.08.16. The impacted element is the function mDMZSetCfg of the file /goform/mDMZSetCfg. The manipulation of the argument dmzIp results in command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Affected Software

VendorProductVersion RangeStatus
TendaAC211.1.1.1affected
TendaAC211.dmzipaffected
TendaAC2116.03.08.16affected

Weaknesses

  • CWE-77: Command Injection
  • CWE-74: Injection

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References