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    CVE-2020-18081

    The checkuser function of SEMCMS 3.8 was discovered to contain a vulnerability which allows attackers to obtain the password in plaintext through a SQL query.

    Published:Dec 17, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 17, 2021
    EPSS Score:0.00318
    CVSS Score:7.5

    Affected Products

    Vendor
    Sem-cms
    Product
    Semcms

    Exploits

    https://github.com/cve-vul/vul/blob/master/SEMCMS/backstage_access_control.mdhttps://github.com/cve-vul/vul/blob/master/SEMCMS/backstage_access_control.md

    Related CVEs

    CVE-2026-39169 (CVSS 7.5) — SEMCMS 5.0 is vulnerable to unauthorized access in SEMCMS_copy.php.…
    CVE-2026-39170 (CVSS 6.3) — SemCms 5.0 is vulnerable to Cross Site Request Forgery (CSRF) via crafted POST request to /admin/semcms_user.p…
    CVE-2026-1552 (CVSS 2.1) — A security vulnerability has been detected in SEMCMS 5.0. This vulnerability affects unknown code of the file …
    CVE-2025-51659 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the ID parameter at SEMCMS_Products.ph…
    CVE-2025-51656 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the ID parameter at SEMCMS_Link.php.…
    CVE-2025-51653 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the pid parameter at SEMCMS_ct.php.…
    CVE-2025-51652 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the pid parameter at SEMCMS_Categories…
    CVE-2025-51654 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the pid parameter at SEMCMS_Infocatego…
    CVE-2025-51655 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the pid parameter at SEMCMS_Quanxian.p…
    CVE-2025-51657 (CVSS 5.4) — SemCms v5.0 was discovered to contain a SQL injection vulnerability via the lgid parameter at SEMCMS_Link.php.…

    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