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    CVE-2021-20792

    Cross-site scripting vulnerability in Quiz And Survey Master versions prior to 7.1.14 allows a remote attacker to inject arbitrary script via unspecified vectors.

    Published:Aug 18, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 18, 2021
    EPSS Score:0.09715
    CVSS Score:6.1

    Affected Products

    Vendor
    Expresstech
    Product
    Quiz And Survey Master

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-40787 (CVSS 7.1) — Unauthenticated Cross Site Scripting (XSS) in Quiz And Survey Master <= 11.0.0 versions.…
    CVE-2025-67987 (CVSS 8.5) — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in ExpressT…
    CVE-2026-25329 (CVSS 4.3) — Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Expl…
    CVE-2026-25324 (CVSS 5.3) — Authorization Bypass Through User-Controlled Key vulnerability in ExpressTech Systems Quiz And Survey Master q…
    CVE-2026-24358 (CVSS 4.3) — Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Expl…
    CVE-2025-9318 (CVSS 6.5) — The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to time-based…
    CVE-2025-9637 (CVSS 6.5) — The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to unauthoriz…
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    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