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TOTOLINK — Vulnerabilities & Security Advisories 506

Browse all 506 CVE security advisories affecting TOTOLINK. AI-powered Chinese analysis, POCs, and references for each vulnerability.

TOTOLINK operates primarily as a manufacturer of consumer networking hardware, including wireless routers and range extenders, targeting residential and small business markets. Security audits reveal a significant volume of vulnerabilities, with 429 CVEs currently documented, indicating systemic issues in firmware development and code review processes. Historically, the most prevalent flaw classes include Remote Code Execution (RCE), Cross-Site Scripting (XSS), and privilege escalation bugs, often stemming from inadequate input validation and weak authentication mechanisms in web management interfaces. These defects frequently allow unauthenticated attackers to gain full administrative control or execute arbitrary commands on affected devices. While no single catastrophic global incident has been widely publicized, the sheer quantity of disclosed vulnerabilities suggests a consistent pattern of security negligence. Users are advised to exercise caution, as the vendor’s response to patching these critical flaws has been inconsistent, leaving many deployed units exposed to exploitation.

CVE ID Title CVSS Severity Published
CVE-2026-19814 TOTOLINK A800R firewall.so cstecgi.cgi setMacQos stack-based overflow — A800R CWE-121 8.8 High 2026-08-14
CVE-2026-19813 TOTOLINK A800R firewall.so cstecgi.cgi setMacFilterRules stack-based overflow — A800R CWE-121 8.8 High 2026-08-14
CVE-2026-19812 TOTOLINK A800R product.so cstecgi.cgi UploadCustomModule stack-based overflow — A800R CWE-121 8.8 High 2026-08-14
CVE-2026-19811 TOTOLINK A800R firewall.so cstecgi.cgi setIpQosRules stack-based overflow — A800R CWE-121 8.8 High 2026-08-14
CVE-2026-15701 Totolink NR1800X lighttpd formLogout.htm Form_Logout stack-based overflow — NR1800X CWE-121 9.8 Critical 2026-07-14
CVE-2026-15271 TOTOLINK EX200 Web boa.conf least privilege violation — A3000RU CWE-272 7.5 High 2026-07-09
CVE-2026-15204 TOTOLINK X5000R OpenVPN Export cstecgi.cgi exportOvpn path traversal — X5000R CWE-22 5.3 Medium 2026-07-09
CVE-2026-44089 Buffer Overflow in Totolink EX1200L router — EX1200L CWE-121 - - 2026-06-23
CVE-2026-11620 TOTOLINK EX200 vsftpd vsftpd.conf least privilege violation — EX200 CWE-272 5.3 Medium 2026-06-09
CVE-2026-11554 TOTOLINK CP450 vsftpd vsftpd.conf least privilege violation — CP450 CWE-272 4.3 Medium 2026-06-08
CVE-2026-11494 TOTOLINK AC1200 T8 vsftpd vsftpd.conf least privilege violation — AC1200 T8 CWE-272 4.3 Medium 2026-06-08
CVE-2026-10187 Totolink N300RH Web Management wireless.so setWiFiBasicConfig stack-based overflow — N300RH CWE-121 9.8 Critical 2026-05-31
CVE-2026-9543 Totolink N300RH Web Management cstecgi.cgi setPasswordCfg os command injection — N300RH CWE-78 9.8 Critical 2026-05-26
CVE-2026-9534 Totolink CA750-PoE Setting cstecgi.cgi setWiFiWpsConfig os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-26
CVE-2026-9533 Totolink CA750-PoE Setting cstecgi.cgi recvUpgradeNewFw os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-26
CVE-2026-9532 Totolink CA750-PoE Setting cstecgi.cgi setUploadUserData os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-26
CVE-2026-9531 Totolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-26
CVE-2026-9515 Totolink CA750-PoE Setting cstecgi.cgi setUnloadUserData os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-25
CVE-2026-9514 Totolink CA750-PoE Setting cstecgi.cgi setNetworkDiag os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-25
CVE-2026-9513 Totolink CA750-PoE Setting cstecgi.cgi NTPSyncWithHost os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-25
CVE-2026-9512 Totolink CA750-PoE Setting cstecgi.cgi setPasswordCfg os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-25
CVE-2026-9511 Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection — CA750-PoE CWE-78 6.3 Medium 2026-05-25
CVE-2026-9478 Totolink A8000RU Web Management cstecgi.cgi setParentalRules os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9477 Totolink A8000RU Web Management cstecgi.cgi setAccessDeviceCfg os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9476 Totolink A8000RU Web Management cstecgi.cgi setPasswordCfg os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9475 Totolink A8000RU Web Management cstecgi.cgi setIpQosRules os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9458 Totolink A8000RU Web Management cstecgi.cgi setWanCfg os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9457 Totolink A8000RU Web Management cstecgi.cgi UploadFirmwareFile os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9456 Totolink A8000RU Web Management cstecgi.cgi setOpenVpnCfg os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25
CVE-2026-9455 Totolink A8000RU Web Management cstecgi.cgi UploadOpenVpnCert os command injection — A8000RU CWE-78 9.8 Critical 2026-05-25

This page lists every published CVE security advisory associated with TOTOLINK. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.