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Totolink Security Vulnerabilities (CVE)

Explore vulnerabilities and security advisories affecting Totolink products.

10 known CVE vulnerabilities tracked

Critical
2
High
0
Medium
8
Low
0
None
0

Vulnerabilities By Year

Products Affected

All Totolink CVEs

CVE-2026-31176
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stun_user parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31175
9.8 critical

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunEnable parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31174
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the informEnable parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31172
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the user parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31171
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the url parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31165
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the pppoeServiceName parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31164
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the pppoeMtu parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31160
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the provider parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2026-31159
6.5 medium

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the password parameter to /cgi-bin/cstecgi.cgi.

A3300R Firmware Apr 23, 2026
CVE-2025-14964
9.8 critical

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083_B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote.

T10 Firmware Dec 19, 2025