VULNERABILITY INTELLIGENCE

CVE-2026-51731

CVSS score9.1 CRITICAL

EPSS probability0.51%

CISA KEVNot currently listed

Published2026-08-31

Last modified2026-09-01

Description

Incorrect access control in the delVlanCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to remove VLAN entries via sending a crafted POST request to /cgi-bin/cstecgi.cgi.