CVE Feed

    Dashboard / CVE / CVE-2026-4976

    CVE-2026-4976

    A vulnerability was found in Totolink LR350 9.3.5u.6369_B20220309. This vulnerability affects the function setWiFiGuestCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid results in buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

    Published:Mar 27, 2026
    Last Modified:Apr 3, 2026
    EPS:Mar 27, 2026
    EPSS Score:0.00141
    CVSS Score:8.8

    Affected Products

    Vendor
    Totolink
    Product
    Lr350
    Vendor
    Totolink
    Product
    Lr350 Firmware

    Exploits

    https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setWiFiGuestCfg-32153a41781f8048a918c1c78e95064e?source=copy_link

    Related CVEs

    CVE-2026-1158 (CVSS 7.4) — A security flaw has been discovered in Totolink LR350 9.3.5u.6369_B20220309. This vulnerability affects the fu…
    CVE-2026-1157 (CVSS 7.4) — A vulnerability was identified in Totolink LR350 9.3.5u.6369_B20220309. This affects the function setWiFiEasyC…
    CVE-2026-1156 (CVSS 7.4) — A vulnerability was determined in Totolink LR350 9.3.5u.6369_B20220309. Affected by this issue is the function…
    CVE-2026-1155 (CVSS 7.4) — A vulnerability was found in Totolink LR350 9.3.5u.6369_B20220309. Affected by this vulnerability is the funct…
    CVE-2026-1150 (CVSS 2.1) — A security flaw has been discovered in Totolink LR350 9.3.5u.6369_B20220309. Impacted is the function setTrace…
    CVE-2026-1149 (CVSS 2.1) — A vulnerability was identified in Totolink LR350 9.3.5u.6369_B20220309. This issue affects the function setDia…
    CVE-2025-63464 (CVSS 7.5) — Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the ssid parameter in the…
    CVE-2025-63468 (CVSS 7.5) — Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter i…
    CVE-2025-63469 (CVSS 7.5) — Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the ssid parameter in the…
    CVE-2025-63466 (CVSS 7.5) — Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the password parameter in…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High