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MEDIUM · 4.3

CVE-2026-51702

Incorrect access control in the setIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter firewall policies via sending a crafted POST request to /cg...

Vulnerability Description

Incorrect access control in the setIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter firewall policies via sending a crafted POST request to /cgi-bin/cstecgi.cgi.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Related Weaknesses (CWE)

CWE-284

References

FAQ

What is CVE-2026-51702?

CVE-2026-51702 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Incorrect access control in the setIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter firewall policies via sending a crafted POST request to /cg...

How severe is CVE-2026-51702?

CVE-2026-51702 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-51702?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.