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    CVE-2021-20112

    A stored cross-site scripting vulnerability exists in TCExam <= 14.8.1. Valid files uploaded via tce_select_mediafile.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_select_mediafile.php could upload a malicious javascript payload which would be triggered when another user views the file.

    Published:Jul 29, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 29, 2021
    EPSS Score:0.00206
    CVSS Score:5.4

    Affected Products

    Vendor
    Tecnick
    Product
    Tcexam

    Exploits

    https://www.tenable.com/security/research/tra-2021-32https://www.tenable.com/security/research/tra-2021-32

    Related CVEs

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    CVE-2025-23176 (CVSS 8.8) — CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')…
    CVE-2025-23175 (CVSS 6.1) — Multiple XSS (CWE-79)…
    CVE-2024-47926 (CVSS 9.8) — Tecnick TCExam – CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')…
    CVE-2024-47925 (CVSS 7.5) — Tecnick TCExam – Multiple CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scr…
    CVE-2023-6554 (CVSS 6.5) — When access to the "admin" folder is not protected by some external authorization mechanisms e.g. Apache Basic…
    CVE-2021-20116 (CVSS 6.1) — A reflected cross-site scripting vulnerability exists in TCExam <= 14.8.4. The paths provided in the f, d, and…
    CVE-2021-20115 (CVSS 6.1) — A reflected cross-site scripting vulnerability exists in TCExam <= 14.8.3. The paths provided in the f, d, and…
    CVE-2021-20114 (CVSS 7.5) — When installed following the default/recommended settings, TCExam <= 14.8.1 allowed unauthenticated users to 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