CVE-2026-51672: n/a
Description
Incorrect access control in the getRoamingCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain the roaming enablement flag via sending a crafted POST request to /cgi-bin/cstecgi.cgi.
CVSS v3.1
Score 9.1critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-51672 affects TOTOLINK T6 version 4.1.5cu.748_B20211015. It is caused by improper access control in the getRoamingCfg function, which permits unauthenticated remote attackers to obtain sensitive configuration information (the roaming enablement flag) via a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. The CVSS v3.1 base score is 9.1, indicating critical severity with network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality and integrity.
Potential Impact
Successful exploitation allows unauthenticated attackers to access sensitive configuration data related to roaming enablement, compromising confidentiality and integrity of the device configuration. There is no impact on availability reported. This could potentially aid attackers in further targeting or reconnaissance of the device.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround is currently documented. Until a patch is available, restrict network access to the affected endpoint if possible and monitor for suspicious POST requests targeting /cgi-bin/cstecgi.cgi.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-06-08T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6a95872cacd9273b492acd0f
Added to database: 08/31/2026, 13:52:44 UTC
Last enriched: 09/07/2026, 15:05:15 UTC
Last updated: 10/14/2026, 18:48:21 UTC
Views: 69
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