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    CVE-2026-42163

    Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability (LTI) under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage.

    Published:Aug 17, 2026
    Last Modified:Aug 18, 2026
    EPS:Aug 17, 2026
    EPSS Score:0.00149
    CVSS Score:9.8

    Affected Products

    Vendor
    Mahara
    Product
    Mahara

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    Related CVEs

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    CVE-2026-42164 (CVSS 9.8) — Mahara before 25.04.5 and 26.04.0 is vulnerable in the Text block/section functionality when a call is crafted…
    CVE-2025-59308 (CVSS 4.7) — In Mahara before 24.04.10 and 25 before 25.04.1, an institution administrator or institution support administr…
    CVE-2025-61872 (CVSS 6.1) — Mahara before 25.04.2 and 24.04.11 are vulnerable to displaying results that can trigger XSS via a malicious s…
    CVE-2024-39335 (CVSS 9.1) — Supported versions of Mahara 24.04 before 24.04.1 and 23.04 before 23.04.6 are vulnerable to information being…
    CVE-2024-45753 (CVSS 6.1) — In Mahara 23.04.8 and 24.04.4, the external RSS feed block can cause XSS if the external feed XML has a malici…
    CVE-2024-35203 (CVSS 6.1) — Mahara before 22.10.6, 23.04.6, and 24.04.1 allows cross-site scripting (XSS) via a file, with JavaScript code…
    CVE-2024-47853 (CVSS 8.8) — An issue was discovered in Mahara 23.04.8 and 24.04.4. Attackers may utilize escalation of privileges in certa…
    CVE-2024-47192 (CVSS 5.3) — An issue was discovered in Mahara 23.04.8 and 24.04.4. The use of a malicious export download URL can allow an…
    CVE-2025-29992 (CVSS 7.5) — Mahara before 24.04.9 exposes database connection information if the database becomes unreachable, e.g., due t…

    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