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    CVE-2025-15255

    A vulnerability was determined in Tenda W6-S 1.0.0.4(510). This impacts an unknown function of the file /bin/httpd of the component R7websSsecurityHandler. Executing a manipulation of the argument Cookie can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

    Published:Dec 30, 2025
    Last Modified:Feb 24, 2026
    EPS:Dec 30, 2025
    EPSS Score:0.00268
    CVSS Score:9.8

    Affected Products

    Vendor
    Tenda
    Product
    W6-s
    Vendor
    Tenda
    Product
    W6-s Firmware

    Exploits

    https://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.mdhttps://github.com/dwBruijn/CVEs/blob/main/Tenda/R7WebsSecurityHandler.md

    Related CVEs

    CVE-2025-15254 (CVSS 2.1) — A vulnerability was found in Tenda W6-S 1.0.0.4(510). This affects the function TendaAte of the file /goform/a…
    CVE-2025-28221 (CVSS 7.5) — Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the set_local_time function, which allows remot…
    CVE-2025-28220 (CVSS 7.5) — Tenda W6_S v1.0.0.4_510 has a Buffer Overflow vulnerability in the setcfm function, which allows remote attack…
    CVE-2022-45504 (CVSS 7.5) — An issue in the component tpi_systool_handle(0) (/goform/SysToolRestoreSet) of Tenda W6-S v1.0.0.4(510) allows…
    CVE-2022-45497 (CVSS 9.8) — Tenda W6-S v1.0.0.4(510) was discovered to contain a command injection vulnerability in the tpi_get_ping_outpu…
    CVE-2022-45499 (CVSS 7.5) — Tenda W6-S v1.0.0.4(510) was discovered to contain a stack overflow via the wl_radio parameter at /goform/Wifi…
    CVE-2022-45498 (CVSS 7.5) — An issue in the component tpi_systool_handle(0) (/goform/SysToolReboot) of Tenda W6-S v1.0.0.4(510) allows una…
    CVE-2022-45503 (CVSS 7.5) — Tenda W6-S v1.0.0.4(510) was discovered to contain a stack overflow via the linkEn parameter at /goform/setAut…
    CVE-2022-45501 (CVSS 7.5) — Tenda W6-S v1.0.0.4(510) was discovered to contain a stack overflow via the wl_radio parameter at /goform/wifi…

    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