Incorrect access control in the setRoamingCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to alter roaming… (CVE-2026-51714)
Description
An incorrect access control vulnerability exists in the setRoamingCfg function of TOTOLINK T6 firmware version 4.1.5cu.748_B20211015. This flaw allows unauthenticated attackers to modify the device's roaming behavior by sending a specially crafted POST request to /cgi-bin/cstecgi.cgi. The vulnerability has a CVSS score of 5.9, indicating a medium severity level.
CVSS v3.1
Score 5.9medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-51714 describes an access control weakness in the setRoamingCfg function of TOTOLINK T6 firmware 4.1.5cu.748_B20211015. The vulnerability permits unauthenticated remote attackers to alter roaming configuration by submitting a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. The issue is classified under CWE-284 (Improper Access Control). No patch or vendor advisory information is currently available to confirm remediation status.
Potential Impact
Successful exploitation allows an unauthenticated attacker to change the roaming behavior settings on the affected device. This could impact device connectivity configurations but does not directly affect confidentiality or availability according to the CVSS vector (Confidentiality: High, Integrity: None, Availability: None). There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict network access to the device's management interface to trusted users only to reduce exposure to unauthenticated requests.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-chhc-r6w9-xqfc
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-51714"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6a98458dacd9273b496addaa
Added to database: 09/02/2026, 15:49:33 UTC
Last enriched: 09/07/2026, 21:08:34 UTC
Last updated: 10/18/2026, 06:48:18 UTC
Views: 37
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