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    CVE-2021-28976

    Remote Code Execution vulnerability in GetSimpleCMS before 3.3.16 in admin/upload.php via phar filess.

    Published:Jun 23, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 23, 2021
    EPSS Score:0.07327
    CVSS Score:7.2

    Affected Products

    Vendor
    Get-simple
    Product
    Getsimplecms

    Exploits

    https://www.exploit-db.com/exploits/52168

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2026-26351 (CVSS 4.8) — GetSimpleCMS Community Edition (CE) versions prior to 3.3.22 (3.3.16 tested) contains a stored cross-site scri…
    CVE-2021-47870 (CVSS 4.8) — GetSimple CMS My SMTP Contact Plugin 1.1.2 suffers from a Stored Cross-Site Scripting (XSS) vulnerability. The…
    CVE-2021-47860 (CVSS 8.5) — GetSimple CMS Custom JS 0.1 plugin contains a cross-site request forgery vulnerability that allows unauthentic…
    CVE-2021-47778 (CVSS 8.6) — GetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated admin…
    CVE-2021-47830 (CVSS 5.1) — GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attacke…
    CVE-2013-10032 (CVSS 8.7) — An authenticated remote code execution vulnerability exists in GetSimpleCMS version 3.2.1. The application’s u…
    CVE-2024-11125 (CVSS 6.9) — A vulnerability was found in GetSimpleCMS 3.3.16 and classified as problematic. This issue affects some unknow…
    CVE-2023-51246 (CVSS 5.4) — A Cross Site Scripting (XSS) vulnerability in GetSimple CMS 3.3.16 exists when using Source Code Mode as a bac…
    CVE-2023-6188 (CVSS 4.7) — A vulnerability was found in GetSimpleCMS 3.3.16/3.4.0a. It has been rated as critical. This issue affects som…
    CVE-2023-46040 (CVSS 5.4) — Cross Site Scripting vulnerability in GetSimpleCMS v.3.4.0a allows a remote attacker to execute arbitrary code…

    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