Incorrect access control in the getWiFiAdvancedCfg function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to obtain advanced… (CVE-2026-51632)
Description
An incorrect access control vulnerability exists in the getWiFiAdvancedCfg function of TOTOLINK T6 firmware version 4.1.5cu.748_B20211015. This flaw allows unauthenticated attackers to retrieve advanced wireless settings by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. The vulnerability has a medium severity rating with a CVSS score of 4.3.
CVSS v3.1
Score 4.3medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in TOTOLINK T6 firmware 4.1.5cu.748_B20211015 involves improper access control in the getWiFiAdvancedCfg function. Unauthenticated attackers can exploit this by sending a specifically crafted POST request to the /cgi-bin/cstecgi.cgi CGI endpoint, enabling them to obtain advanced wireless configuration settings without authorization. This issue is classified under CWE-284 (Improper Access Control). No patch or remediation details are provided in the available data.
Potential Impact
An attacker without any authentication can access advanced wireless configuration settings of the affected TOTOLINK T6 device. This exposure could potentially lead to information disclosure about the device's wireless configuration. There is no indication of impact on integrity or availability, and no known exploits are reported in the wild.
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. Monitor for vendor updates regarding this vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-x74h-q756-4fg7
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-51632"]
Threat ID: 6a92f7f4acd9273b49e80cf4
Added to database: 08/29/2026, 15:17:08 UTC
Last enriched: 09/09/2026, 19:53:31 UTC
Last updated: 10/12/2026, 06:48:17 UTC
Views: 24
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