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    CVE-2026-30877

    baserCMS is a website development framework. Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality. Due to this issue, an authenticated user with administrator privileges in baserCMS can execute arbitrary OS commands on the server with the privileges of the user account running baserCMS. This issue has been patched in version 5.2.3.

    Published:Mar 31, 2026
    Last Modified:Apr 3, 2026
    EPS:Mar 31, 2026
    EPSS Score:0.00145
    CVSS Score:9.1

    Affected Products

    Vendor
    Basercms
    Product
    Basercms
    Vendor
    Baserproject
    Product
    Basercms

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-32734 (CVSS 7.1) — baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has DOM-based cross-site scripti…
    CVE-2026-30879 (CVSS 6.9) — baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has a cross-site scripting vulne…
    CVE-2026-30940 (CVSS 7.2) — baserCMS is a website development framework. Prior to version 5.2.3, a path traversal vulnerability exists in …
    CVE-2026-30878 (CVSS 5.3) — baserCMS is a website development framework. Prior to version 5.2.3, a public mail submission API allows unaut…
    CVE-2026-30880 (CVSS 9.2) — baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has an OS command injection vuln…
    CVE-2026-27697 (CVSS 6.9) — baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has a SQL injection vulnerabilit…
    CVE-2026-21861 (CVSS 9.1) — baserCMS is a website development framework. Prior to version 5.2.3, baserCMS contains an OS command injection…
    CVE-2025-32957 (CVSS 8.7) — baserCMS is a website development framework. Prior to version 5.2.3, the application's restore function allows…
    CVE-2024-46998 (CVSS 7.1) — baserCMS is a website development framework. Versions prior to 5.1.2 have a cross-site scripting vulnerability…
    CVE-2024-46996 (CVSS 6.3) — baserCMS is a website development framework. Versions prior to 5.1.2 have a cross-site scripting vulnerability…

    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