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    CVE-2015-6521

    Multiple cross-site scripting (XSS) vulnerabilities in ATutor LMS version 2.2.

    Published:Oct 10, 2017
    Last Modified:Apr 20, 2025
    EPS:Oct 10, 2017
    EPSS Score:0.00206
    CVSS Score:5.4

    Affected Products

    Vendor
    Atutor
    Product
    Atutor

    Exploits

    https://github.com/atutor/ATutor/issues/103https://github.com/atutor/ATutor/issues/103

    Related CVEs

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    CVE-2026-64970 (CVSS 5.1) — ATutor is vulnerable to Stored Cross Site Scripting in registration functionality.  An attacker can register a…
    CVE-2026-64969 (CVSS 5.3) — ATutor is vulnerable to Insecure Direct Object Reference (IDOR) attack in profile picture related endpoints. A…
    CVE-2026-64968 (CVSS 5.1) — ATutor is vulnerable to Server-Side request forgery in import functionalities. An authenticated administrator …
    CVE-2026-64967 (CVSS 6.9) — A path traversal vulnerability in ATutor's error log viewer allows an attacker with administrative privileges …
    CVE-2026-64966 (CVSS 8.7) — ATutor is vulnerable to a Path Traversal vulnerability in ZIP extraction functionality. An attacker with instr…
    CVE-2026-64965 (CVSS 5.3) — ATutor is vulnerable to Missing Authorization Check on Test and Question Import endpoints.  A low-privileged a…
    CVE-2026-64964 (CVSS 6.3) — ATutor generates predictable email confirmation tokens due to the use of insufficiently random values in the a…
    CVE-2026-64963 (CVSS 2.3) — A path traversal vulnerability in ATutor allows an authenticated user to access files from other course direct…

    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