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    CVE-2026-121598

    A security vulnerability has been detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function strcpy of the file /cgi-bin/cstecgi.cgi of the component Basic Wireless Configuration Handler. The manipulation of the argument wepkey leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

    Published:Nov 4, 2026
    Last Modified:Nov 4, 2026
    EPS:Nov 4, 2026
    EPSS Score:
    CVSS Score:9.9

    Affected Products

    Vendor
    Totolink
    Product
    A950rg
    Vendor
    Totolink
    Product
    A950rg Firmware

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-121600 (CVSS 8.6) — A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the functio…
    CVE-2026-121599 (CVSS 8.6) — A vulnerability was detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function setWiFiMultip…
    CVE-2026-121597 (CVSS 8.6) — A weakness has been identified in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This affects the function setAppEasy…
    CVE-2026-116508 (CVSS 9.3) — A security flaw has been discovered in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this issue is the f…
    CVE-2026-116507 (CVSS 5.5) — A vulnerability was identified in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is th…
    CVE-2026-116506 (CVSS 8.6) — A vulnerability was determined in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected is the function apmib_set o…
    CVE-2026-116505 (CVSS 8.5) — A vulnerability was found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function getDeviceInfo o…
    CVE-2026-116504 (CVSS 8.6) — A vulnerability has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This affects the function setCloudUp…
    CVE-2026-114575 (CVSS 9.3) — A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this issue is the function Upload…
    CVE-2026-15271 (CVSS 7.7) — A security vulnerability has been detected in TOTOLINK A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10 a…

    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